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Mirrors > Home > MPE Home > Th. List > sumeq2dv | Structured version Unicode version |
Description: Equality deduction for sum. (Contributed by NM, 3-Jan-2006.) (Revised by Mario Carneiro, 31-Jan-2014.) |
Ref | Expression |
---|---|
sumeq2dv.1 |
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Ref | Expression |
---|---|
sumeq2dv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sumeq2dv.1 |
. . 3
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2 | 1 | ralrimiva 2822 |
. 2
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3 | 2 | sumeq2d 13281 |
1
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