| Entry | Value |
|---|---|
| Name | map_option_some |
| Conclusion | !f a. map_option f (SOME a) = SOME (f a) |
| Constructive Proof | Yes |
| Axiom | N|A |
| Classical Lemmas | N|A |
| Constructive Lemmas | |
| Contained Package | option-map-def |
| Comment | Standard HOL library retrieved from OpenTheory |