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Mirrors > Home > ILE Home > Th. List > joinlmuladdmuld | Unicode version |
Description: Join AB+CB into (A+C) on LHS. (Contributed by David A. Wheeler, 26-Oct-2019.) |
Ref | Expression |
---|---|
joinlmuladdmuld.1 | |
joinlmuladdmuld.2 | |
joinlmuladdmuld.3 | |
joinlmuladdmuld.4 |
Ref | Expression |
---|---|
joinlmuladdmuld |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | joinlmuladdmuld.1 | . . 3 | |
2 | joinlmuladdmuld.3 | . . 3 | |
3 | joinlmuladdmuld.2 | . . 3 | |
4 | 1, 2, 3 | adddird 7784 | . 2 |
5 | joinlmuladdmuld.4 | . 2 | |
6 | 4, 5 | eqtrd 2170 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wceq 1331 wcel 1480 (class class class)co 5767 cc 7611 caddc 7616 cmul 7618 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-addcl 7709 ax-mulcom 7714 ax-distr 7717 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-rex 2420 df-v 2683 df-un 3070 df-sn 3528 df-pr 3529 df-op 3531 df-uni 3732 df-br 3925 df-iota 5083 df-fv 5126 df-ov 5770 |
This theorem is referenced by: div4p1lem1div2 8966 arisum 11260 tangtx 12908 |
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