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| Mirrors > Home > MPE Home > Th. List > 3p3e6 | Structured version Visualization version GIF version | ||
| Description: 3 + 3 = 6. (Contributed by NM, 11-May-2004.) |
| Ref | Expression |
|---|---|
| 3p3e6 | ⊢ (3 + 3) = 6 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-3 12199 | . . . 4 ⊢ 3 = (2 + 1) | |
| 2 | 1 | oveq2i 7366 | . . 3 ⊢ (3 + 3) = (3 + (2 + 1)) |
| 3 | 3cn 12216 | . . . 4 ⊢ 3 ∈ ℂ | |
| 4 | 2cn 12210 | . . . 4 ⊢ 2 ∈ ℂ | |
| 5 | ax-1cn 11074 | . . . 4 ⊢ 1 ∈ ℂ | |
| 6 | 3, 4, 5 | addassi 11132 | . . 3 ⊢ ((3 + 2) + 1) = (3 + (2 + 1)) |
| 7 | 2, 6 | eqtr4i 2759 | . 2 ⊢ (3 + 3) = ((3 + 2) + 1) |
| 8 | df-6 12202 | . . 3 ⊢ 6 = (5 + 1) | |
| 9 | 3p2e5 12281 | . . . 4 ⊢ (3 + 2) = 5 | |
| 10 | 9 | oveq1i 7365 | . . 3 ⊢ ((3 + 2) + 1) = (5 + 1) |
| 11 | 8, 10 | eqtr4i 2759 | . 2 ⊢ 6 = ((3 + 2) + 1) |
| 12 | 7, 11 | eqtr4i 2759 | 1 ⊢ (3 + 3) = 6 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 (class class class)co 7355 1c1 11017 + caddc 11019 2c2 12190 3c3 12191 5c5 12193 6c6 12194 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2705 ax-1cn 11074 ax-addcl 11076 ax-addass 11081 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2712 df-cleq 2725 df-clel 2808 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4285 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-iota 6445 df-fv 6497 df-ov 7358 df-2 12198 df-3 12199 df-4 12200 df-5 12201 df-6 12202 |
| This theorem is referenced by: 3t2e6 12296 163prm 17046 631prm 17048 2503prm 17061 binom4 26797 ex-dvds 30447 ex-gcd 30448 kur14lem8 35268 ex-decpmul 42414 3cubeslem3l 42793 gbegt5 47875 gboge9 47878 gbpart6 47880 gbpart9 47883 gbpart11 47884 zlmodzxzequa 48611 ackval3012 48807 ackval41a 48809 |
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