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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 12339 | . 2 ⊢ 2 ∈ ℂ | |
2 | ax-1cn 11211 | . 2 ⊢ 1 ∈ ℂ | |
3 | df-3 12328 | . 2 ⊢ 3 = (2 + 1) | |
4 | 1, 2, 3 | mvrraddi 11523 | 1 ⊢ (3 − 1) = 2 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1537 (class class class)co 7431 1c1 11154 − cmin 11490 2c2 12319 3c3 12320 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1908 ax-6 1965 ax-7 2005 ax-8 2108 ax-9 2116 ax-10 2139 ax-11 2155 ax-12 2175 ax-ext 2706 ax-sep 5302 ax-nul 5312 ax-pow 5371 ax-pr 5438 ax-un 7754 ax-resscn 11210 ax-1cn 11211 ax-icn 11212 ax-addcl 11213 ax-addrcl 11214 ax-mulcl 11215 ax-mulrcl 11216 ax-mulcom 11217 ax-addass 11218 ax-mulass 11219 ax-distr 11220 ax-i2m1 11221 ax-1ne0 11222 ax-1rid 11223 ax-rnegex 11224 ax-rrecex 11225 ax-cnre 11226 ax-pre-lttri 11227 ax-pre-lttrn 11228 ax-pre-ltadd 11229 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1540 df-fal 1550 df-ex 1777 df-nf 1781 df-sb 2063 df-mo 2538 df-eu 2567 df-clab 2713 df-cleq 2727 df-clel 2814 df-nfc 2890 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-reu 3379 df-rab 3434 df-v 3480 df-sbc 3792 df-csb 3909 df-dif 3966 df-un 3968 df-in 3970 df-ss 3980 df-nul 4340 df-if 4532 df-pw 4607 df-sn 4632 df-pr 4634 df-op 4638 df-uni 4913 df-br 5149 df-opab 5211 df-mpt 5232 df-id 5583 df-po 5597 df-so 5598 df-xp 5695 df-rel 5696 df-cnv 5697 df-co 5698 df-dm 5699 df-rn 5700 df-res 5701 df-ima 5702 df-iota 6516 df-fun 6565 df-fn 6566 df-f 6567 df-f1 6568 df-fo 6569 df-f1o 6570 df-fv 6571 df-riota 7388 df-ov 7434 df-oprab 7435 df-mpo 7436 df-er 8744 df-en 8985 df-dom 8986 df-sdom 8987 df-pnf 11295 df-mnf 11296 df-ltxr 11298 df-sub 11492 df-2 12327 df-3 12328 |
This theorem is referenced by: halfpm6th 12485 ige3m2fz 13585 fzo13pr 13785 fzo0to3tp 13788 fldiv4p1lem1div2 13872 lsws3 14941 bpoly3 16091 rpnnen2lem3 16249 rpnnen2lem11 16257 3prm 16728 prmo3 17075 1cubrlem 26899 1cubr 26900 quart1 26914 log2cnv 27002 log2ublem3 27006 2lgslem3b 27456 2lgslem3d 27458 axlowdimlem16 28987 2pthd 29970 wlk2v2e 30186 ex-bc 30481 cyc3fv1 33140 cyc3fv2 33141 cyc3fv3 33142 fib4 34386 circlemethhgt 34637 cusgracyclt3v 35141 itg2addnclem3 37660 lcm3un 41997 aks4d1p1 42058 2np3bcnp1 42126 lhe4.4ex1a 44325 wallispilem4 46024 fmtnoge3 47455 fmtnoprmfac2lem1 47491 nnsum3primesle9 47719 grtriclwlk3 47850 |
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