| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > 3m1e2 | Structured version Visualization version GIF version | ||
| Description: 3 - 1 = 2. (Contributed by FL, 17-Oct-2010.) (Revised by NM, 10-Dec-2017.) (Proof shortened by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| 3m1e2 | ⊢ (3 − 1) = 2 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2cn 12458 | . 2 ⊢ 2 ∈ ℂ | |
| 2 | ax-1cn 11297 | . 2 ⊢ 1 ∈ ℂ | |
| 3 | df-3 12446 | . 2 ⊢ 3 = (2 + 1) | |
| 4 | 1, 2, 3 | mvrraddi 11613 | 1 ⊢ (3 − 1) = 2 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 (class class class)co 7451 1c1 11240 − cmin 11580 2c2 12437 3c3 12438 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-mpt 5193 df-id 5553 df-po 5566 df-so 5567 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-pnf 11384 df-mnf 11385 df-ltxr 11387 df-sub 11582 df-2 12445 df-3 12446 |
| This theorem is used by: ige3m2fz 13722 fzo13pr 13924 fzo0to3tp 13927 fldiv4p1lem1div2 14015 lsws3 15099 bpoly3 16268 rpnnen2lem3 16428 rpnnen2lem11 16436 3prm 16913 prmo3 17263 1cubrlem 27226 1cubr 27227 quart1 27241 log2cnv 27329 log2ublem3 27333 basellem8 27472 2lgslem3b 27781 2lgslem3d 27783 fltoprmlem2 28051 axlowdimlem16 29592 2pthd 30586 wlk2v2e 30815 ex-bc 31110 cyc3fv1 33797 cyc3fv2 33798 cyc3fv3 33799 iconstr 34509 cos9thpiminplylem2 34526 cos9thpiminplylem3 34527 fib4 35147 circlemethhgt 35383 cusgracyclt3v 36119 itg2addnclem3 38859 lcm3un 43331 aks4d1p1 43392 2np3bcnp1 43460 sin2t3rdpi 43670 cos2t3rdpi 43671 lhe4.4ex1a 45574 wallispilem4 47351 fmtnoge3 48888 fmtnoprmfac2lem1 48924 nnsum3primesle9 49165 grtriclwlk3 49316 gpg3kgrtriexlem5 49458 bru3cj 49754 |
| Copyright terms: Public domain | W3C validator |