invariant section
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English
[edit]Alternative forms
[edit]Etymology
[edit]- (law): Coined by Free Software Foundation in free software copyright licenses.
Noun
[edit]invariant section (plural invariant sections)
- (law) Something that must not be removed or modified during redistribution.
- I had to include the GNU Manifesto, as it was part of an invariant section.
- (mathematics) A section that will not vary through changing state.
- (programming) A property that does not change through a program's execution.
Usage notes
[edit]- (mathematics): Often used in the form X-invariant section, implying a section that remains constant while X is being changed.
Further reading
[edit]- Text of the GNU Free Documentation License possibly first legal use.