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Mirrors > Home > MPE Home > Th. List > f1of | Structured version Visualization version Unicode version |
Description: A one-to-one onto mapping is a mapping. (Contributed by NM, 12-Dec-2003.) |
Ref | Expression |
---|---|
f1of |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | f1of1 6136 |
. 2
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2 | f1f 6101 |
. 2
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3 | 1, 2 | syl 17 |
1
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