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| Mirrors > Home > ILE Home > Th. List > sumeq1i | Unicode version | ||
| Description: Equality inference for sum. (Contributed by NM, 2-Jan-2006.) |
| Ref | Expression |
|---|---|
| sumeq1i.1 |
|
| Ref | Expression |
|---|---|
| sumeq1i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sumeq1i.1 |
. 2
| |
| 2 | sumeq1 12145 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-dc 847 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-if 3639 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4132 df-opab 4194 df-mpt 4195 df-cnv 4784 df-dm 4786 df-rn 4787 df-res 4788 df-iota 5340 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-ov 6091 df-oprab 6092 df-mpo 6093 df-recs 6581 df-frec 6667 df-seqfrec 10905 df-sumdc 12144 |
| This theorem is used by: sumeq12i 12155 fsump1i 12224 fsum2d 12226 fsumxp 12227 isumnn0nn 12284 arisum 12289 arisum2 12290 geo2sum 12305 efsep 12482 ef4p 12485 dveflem 15969 dvply1 16008 log2ublem2 16239 log2ublem3 16240 log2ublog2 16241 cht1 16288 1sgmprm 16305 lgsquadlem2 16419 |
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