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Mirrors > Home > MPE Home > Th. List > nfof | Structured version Visualization version GIF version |
Description: Hypothesis builder for function operation. (Contributed by Mario Carneiro, 20-Jul-2014.) |
Ref | Expression |
---|---|
nfof.1 | ⊢ Ⅎ𝑥𝑅 |
Ref | Expression |
---|---|
nfof | ⊢ Ⅎ𝑥 ∘𝑓 𝑅 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2764 | 1 ⊢ Ⅎ𝑥 ∘𝑓 𝑅 |
Colors of variables: wff setvar class |
Syntax hints: Ⅎwnfc 2751 ∘𝑓 cof 6895 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-5 1839 |
This theorem depends on definitions: df-bi 197 df-ex 1705 df-nf 1710 df-nfc 2753 |
This theorem is referenced by: (None) |
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