Sard's lemma

GPTKB entity

Statements (20)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
lemma
gptkbp:alsoKnownAs gptkb:Sard's_theorem
gptkbp:appliesTo smooth functions
differentiable maps
gptkbp:category theorem in topology
theorem in calculus
gptkbp:field mathematical analysis
differential topology
gptkbp:firstPublished 1942
https://www.w3.org/2000/01/rdf-schema#label Sard's lemma
gptkbp:implies almost all values are regular values
gptkbp:namedAfter gptkb:Arthur_Sard
gptkbp:sentence The set of critical values of a smooth function has measure zero.
gptkbp:usedIn gptkb:Morse_theory
differential geometry
singularity theory
transversality theory
gptkbp:bfsParent gptkb:Morse–Sard_theorem
gptkbp:bfsLayer 7