| Mathbox for Alexander van der Vekens |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > 2t6m3t4e0 | Structured version Visualization version GIF version | ||
| Description: 2 times 6 minus 3 times 4 equals 0. (Contributed by AV, 24-May-2019.) |
| Ref | Expression |
|---|---|
| 2t6m3t4e0 | ⊢ ((2 · 6) − (3 · 4)) = 0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 6cn 12357 | . . . 4 ⊢ 6 ∈ ℂ | |
| 2 | 1 | 2timesi 12403 | . . 3 ⊢ (2 · 6) = (6 + 6) |
| 3 | 2p2e4 12400 | . . . . . 6 ⊢ (2 + 2) = 4 | |
| 4 | 3 | eqcomi 2771 | . . . . 5 ⊢ 4 = (2 + 2) |
| 5 | 4 | oveq2i 7427 | . . . 4 ⊢ (3 · 4) = (3 · (2 + 2)) |
| 6 | 3cn 12347 | . . . . 5 ⊢ 3 ∈ ℂ | |
| 7 | 2cn 12341 | . . . . 5 ⊢ 2 ∈ ℂ | |
| 8 | 6, 7, 7 | adddii 11246 | . . . 4 ⊢ (3 · (2 + 2)) = ((3 · 2) + (3 · 2)) |
| 9 | 3t2e6 12431 | . . . . 5 ⊢ (3 · 2) = 6 | |
| 10 | 9, 9 | oveq12i 7428 | . . . 4 ⊢ ((3 · 2) + (3 · 2)) = (6 + 6) |
| 11 | 5, 8, 10 | 3eqtri 2789 | . . 3 ⊢ (3 · 4) = (6 + 6) |
| 12 | 2, 11 | oveq12i 7428 | . 2 ⊢ ((2 · 6) − (3 · 4)) = ((6 + 6) − (6 + 6)) |
| 13 | 1, 1 | addcli 11240 | . . 3 ⊢ (6 + 6) ∈ ℂ |
| 14 | 13 | subidi 11554 | . 2 ⊢ ((6 + 6) − (6 + 6)) = 0 |
| 15 | 12, 14 | eqtri 2785 | 1 ⊢ ((2 · 6) − (3 · 4)) = 0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7416 0cc0 11125 + caddc 11128 · cmul 11130 − cmin 11466 2c2 12320 3c3 12321 4c4 12322 6c6 12324 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7739 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-er 8699 df-en 8956 df-dom 8957 df-sdom 8958 df-pnf 11270 df-mnf 11271 df-ltxr 11273 df-sub 11468 df-2 12328 df-3 12329 df-4 12330 df-5 12331 df-6 12332 |
| This theorem is used by: zlmodzxzequa 49411 zlmodzxzequap 49414 |
| Copyright terms: Public domain | W3C validator |