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Mirrors > Home > MPE Home > Th. List > 5m1e4 | Structured version Visualization version GIF version |
Description: 5 - 1 = 4. (Contributed by AV, 6-Sep-2021.) |
Ref | Expression |
---|---|
5m1e4 | ⊢ (5 − 1) = 4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 4cn 12234 | . 2 ⊢ 4 ∈ ℂ | |
2 | ax-1cn 11105 | . 2 ⊢ 1 ∈ ℂ | |
3 | df-5 12215 | . 2 ⊢ 5 = (4 + 1) | |
4 | 1, 2, 3 | mvrraddi 11414 | 1 ⊢ (5 − 1) = 4 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1541 (class class class)co 7353 1c1 11048 − cmin 11381 4c4 12206 5c5 12207 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-sep 5254 ax-nul 5261 ax-pow 5318 ax-pr 5382 ax-un 7668 ax-resscn 11104 ax-1cn 11105 ax-icn 11106 ax-addcl 11107 ax-addrcl 11108 ax-mulcl 11109 ax-mulrcl 11110 ax-mulcom 11111 ax-addass 11112 ax-mulass 11113 ax-distr 11114 ax-i2m1 11115 ax-1ne0 11116 ax-1rid 11117 ax-rnegex 11118 ax-rrecex 11119 ax-cnre 11120 ax-pre-lttri 11121 ax-pre-lttrn 11122 ax-pre-ltadd 11123 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3352 df-rab 3406 df-v 3445 df-sbc 3738 df-csb 3854 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4281 df-if 4485 df-pw 4560 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4864 df-br 5104 df-opab 5166 df-mpt 5187 df-id 5529 df-po 5543 df-so 5544 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6445 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7309 df-ov 7356 df-oprab 7357 df-mpo 7358 df-er 8644 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11187 df-mnf 11188 df-ltxr 11190 df-sub 11383 df-2 12212 df-3 12213 df-4 12214 df-5 12215 |
This theorem is referenced by: fldiv4p1lem1div2 13732 prmo5 16993 2lgslem3c 26730 lcm5un 40441 lcmineqlem23 40475 aks4d1p1p6 40497 |
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