Metamath Proof Explorer
Description: If something is true for all then it's true for some class.
(Contributed by Stanislas Polu, 9-Mar-2020)
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Ref |
Expression |
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Hypotheses |
rspcdvinvd.1 |
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rspcdvinvd.2 |
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rspcdvinvd.3 |
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Assertion |
rspcdvinvd |
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Proof
Step |
Hyp |
Ref |
Expression |
1 |
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rspcdvinvd.1 |
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2 |
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rspcdvinvd.2 |
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3 |
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rspcdvinvd.3 |
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4 |
2 1
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rspcdv |
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5 |
3 4
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mpd |
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