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Mirrors > Home > ILE Home > Th. List > f1f | Unicode version |
Description: A one-to-one mapping is a mapping. (Contributed by NM, 31-Dec-1996.) |
Ref | Expression |
---|---|
f1f |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-f1 5136 |
. 2
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2 | 1 | simplbi 272 |
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 105 |
This theorem depends on definitions: df-bi 116 df-f1 5136 |
This theorem is referenced by: f1rn 5337 f1fn 5338 f1ss 5342 f1ssres 5345 f1of 5375 dff1o5 5384 fsnd 5418 cocan1 5696 f1o2ndf1 6133 brdomg 6650 f1dom2g 6658 f1domg 6660 dom3d 6676 f1imaen2g 6695 2dom 6707 xpdom2 6733 dom0 6740 phplem4dom 6764 isinfinf 6799 infm 6806 updjudhcoinlf 6973 updjudhcoinrg 6974 casef1 6983 djudom 6986 difinfsnlem 6992 difinfsn 6993 fihashf1rn 10567 ennnfonelemrn 11968 reeff1o 12902 pwle2 13366 |
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