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This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,

Baseball Diagram – Defence Positions

Producing football diagrams using ConceptDraw PRO software takes seconds, not minutes. Thanks to Baseball solution from the Sport area of ConceptDraw Solution Park all you need is just drag and drop ready-to-use positions objects to a template contains baseball field, and place positions on the field.
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,
This vector stencils library contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The vector stencils library "Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
Requirement diagram
Requirement diagram, requirement diagram,
Requirement
Requirement, requirement,
Test case
Test case, test case,
Requirement containment relationship
Requirement containment relationship, requirement containment relationship,
Copy dependency
Copy dependency, copy dependency,
Master callout
Master callout, master callout,
Derive dependency
Derive dependency, derive dependency,
Derive callout
Derive callout, derive callout,
Derive callout 2
Derive callout 2, derive callout,
Satisfy dependency
Satisfy dependency, satisfy dependency,
Satisfy callout
Satisfy callout, satisfy callout,
Satisfy callout 2
Satisfy callout 2, satisfy callout,
Verify dependency
Verify dependency, verify dependency,
Verify callout
Verify callout, verify callout,
Verify callout 2
Verify callout 2, satisfy callout,
Refine dependency
Refine dependency, refine dependency,
Refine callout
Refine callout, refine callout,
Refine callout 2
Refine callout 2, refine callout,
Trace dependency
Trace dependency, trace dependency,
Trace callout
Trace callout, trace callout,
Trace callout 2
Trace callout 2, trace callout,

fishbone diagram, Ishikawa diagram, cause and effect analysis Fishbone Diagrams

fishbone diagram, Ishikawa diagram, cause and effect analysis
The Fishbone Diagrams solution extends ConceptDraw PRO v10 software with the ability to easily draw the Fishbone Diagrams (Ishikawa Diagrams) to clearly see the cause and effect analysis and also problem solving. The vector graphic diagrams produced using this solution can be used in whitepapers, presentations, datasheets, posters, and published technical material.

Defensive Formation – 4-3 Defense Diagram

Using diagrams is the easiest way to explain American Football defensive formations. The Football solution for ConceptDraw PRO contains a set of samples depicts the most popular defensive formations diagrams. Using embedded presentation tools you are able to share your football knowledge with wide audience.
The vector stencils library "Requirement diagram" contains 21 SysML symbols.
Use it to design your requirement diagrams using ConceptDraw PRO diagramming and vector drawing software.
"A requirement specifies a capability or condition that must (or should) be satisfied. A requirement may specify a function that a system must perform or a performance condition a system must achieve. SysML provides modeling constructs to represent text-based requirements and relate them to other modeling elements. The requirements diagram described in this clause can depict the requirements in graphical, tabular, or tree structure format. A requirement can also appear on other diagrams to show its relationship to other modeling elements. The requirements modeling constructs are intended to provide a bridge between traditional requirements management tools and the other SysML models.
A requirement is defined as a stereotype of UML Class subject to a set of constraints. A standard requirement includes properties to specify its unique identifier and text requirement. Additional properties such as verification status, can be specified by the user.
Several requirements relationships are specified that enable the modeler to relate requirements to other requirements as well as to other model elements. These include relationships for defining a requirements hierarchy, deriving requirements, satisfying requirements, verifying requirements, and refining requirements." [www.omg.org/ spec/ SysML/ 1.3/ PDF]
The SysML shapes example "Design elements - Requirement diagram" is included in the SysML solution from the Software Development area of ConceptDraw Solution Park.
SysML requirement diagram symbols
SysML requirement diagram symbols, verify dependency, verify callout, trace dependency, trace callout, test case, satisfy dependency, satisfy callout, requirement diagram, requirement containment relationship, requirement, refine dependency, refine callout, master callout, derive dependency, derive callout, copy dependency,