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| Mirrors > Home > ILE Home > Th. List > 5t3e15 | GIF version | ||
| Description: 5 times 3 equals 15. (Contributed by Mario Carneiro, 19-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| 5t3e15 | ⊢ (5 · 3) = ;15 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 5nn0 9322 | . 2 ⊢ 5 ∈ ℕ0 | |
| 2 | 2nn0 9319 | . 2 ⊢ 2 ∈ ℕ0 | |
| 3 | df-3 9103 | . 2 ⊢ 3 = (2 + 1) | |
| 4 | 5t2e10 9610 | . 2 ⊢ (5 · 2) = ;10 | |
| 5 | dec10p 9553 | . 2 ⊢ (;10 + 5) = ;15 | |
| 6 | 1, 2, 3, 4, 5 | 4t3lem 9607 | 1 ⊢ (5 · 3) = ;15 |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1373 (class class class)co 5951 0cc0 7932 1c1 7933 · cmul 7937 2c2 9094 3c3 9095 5c5 9097 ;cdc 9511 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-ext 2188 ax-sep 4166 ax-cnex 8023 ax-resscn 8024 ax-1cn 8025 ax-1re 8026 ax-icn 8027 ax-addcl 8028 ax-addrcl 8029 ax-mulcl 8030 ax-mulcom 8033 ax-addass 8034 ax-mulass 8035 ax-distr 8036 ax-1rid 8039 ax-0id 8040 ax-rnegex 8041 ax-cnre 8043 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ral 2490 df-rex 2491 df-rab 2494 df-v 2775 df-un 3171 df-in 3173 df-ss 3180 df-sn 3640 df-pr 3641 df-op 3643 df-uni 3853 df-int 3888 df-br 4048 df-iota 5237 df-fv 5284 df-ov 5954 df-inn 9044 df-2 9102 df-3 9103 df-4 9104 df-5 9105 df-6 9106 df-7 9107 df-8 9108 df-9 9109 df-n0 9303 df-dec 9512 |
| This theorem is referenced by: 5t4e20 9612 |
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