Description: Equality deduction for maps-to notations with two arguments. (Contributed by Giovanni Mascellani, 10-Apr-2018)
Ref | Expression | ||
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Hypotheses | mpobi123f.1 | |
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mpobi123f.2 | |
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mpobi123f.3 | |
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mpobi123f.4 | |
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mpobi123f.5 | |
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mpobi123f.6 | |
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mpobi123f.7 | |
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mpobi123f.8 | |
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Assertion | mpobi123f | |