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Mirrors > Home > ILE Home > Th. List > ffund | Unicode version |
Description: A mapping is a function, deduction version. (Contributed by Glauco Siliprandi, 3-Mar-2021.) |
Ref | Expression |
---|---|
ffund.1 |
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Ref | Expression |
---|---|
ffund |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ffund.1 |
. 2
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2 | ffun 5363 |
. 2
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3 | 1, 2 | syl 14 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 |
This theorem depends on definitions: df-bi 117 df-fn 5214 df-f 5215 |
This theorem is referenced by: ennnfonelemrnh 12387 ennnfonelemf1 12389 ctinfomlemom 12398 cncnp 13363 txcnp 13404 dvidlemap 13793 dvaddxx 13800 dvmulxx 13801 dvcjbr 13805 dvcj 13806 dvrecap 13810 |
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