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Mirrors > Home > MPE Home > Th. List > subdid | Structured version Visualization version Unicode version |
Description: Distribution of multiplication over subtraction. Theorem I.5 of [Apostol] p. 18. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
mulm1d.1 |
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mulnegd.2 |
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subdid.3 |
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Ref | Expression |
---|---|
subdid |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mulm1d.1 |
. 2
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2 | mulnegd.2 |
. 2
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3 | subdid.3 |
. 2
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4 | subdi 10080 |
. 2
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5 | 1, 2, 3, 4 | syl3anc 1276 |
1
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