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| Mirrors > Home > ILE Home > Th. List > add4d | Unicode version | ||
| Description: Rearrangement of 4 terms in a sum. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| addd.1 |
|
| addd.2 |
|
| addd.3 |
|
| add4d.4 |
|
| Ref | Expression |
|---|---|
| add4d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addd.1 |
. 2
| |
| 2 | addd.2 |
. 2
| |
| 3 | addd.3 |
. 2
| |
| 4 | add4d.4 |
. 2
| |
| 5 | add4 8253 |
. 2
| |
| 6 | 1, 2, 3, 4, 5 | syl22anc 1251 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-ext 2188 ax-addcl 8041 ax-addcom 8045 ax-addass 8047 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-rex 2491 df-v 2775 df-un 3174 df-sn 3644 df-pr 3645 df-op 3647 df-uni 3857 df-br 4052 df-iota 5241 df-fv 5288 df-ov 5960 |
| This theorem is referenced by: apadd1 8701 binom3 10824 readd 11255 imadd 11263 max0addsup 11605 bdtri 11626 efi4p 12103 4sqlem11 12799 binom4 15526 |
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