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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.) |
Ref | Expression |
---|---|
5t3e15 | ⊢ (5 · 3) = ;15 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 5nn0 8201 | . 2 ⊢ 5 ∈ ℕ0 | |
2 | 2nn0 8198 | . 2 ⊢ 2 ∈ ℕ0 | |
3 | df-3 7974 | . 2 ⊢ 3 = (2 + 1) | |
4 | 5t2e10 8074 | . 2 ⊢ (5 · 2) = 10 | |
5 | dec10p 8396 | . 2 ⊢ (10 + 5) = ;15 | |
6 | 1, 2, 3, 4, 5 | 4t3lem 8438 | 1 ⊢ (5 · 3) = ;15 |
Colors of variables: wff set class |
Syntax hints: = wceq 1243 (class class class)co 5512 1c1 6890 · cmul 6894 2c2 7964 3c3 7965 5c5 7967 10c10 7972 ;cdc 8368 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 ax-sep 3875 ax-cnex 6975 ax-resscn 6976 ax-1cn 6977 ax-1re 6978 ax-icn 6979 ax-addcl 6980 ax-addrcl 6981 ax-mulcl 6982 ax-mulcom 6985 ax-addass 6986 ax-mulass 6987 ax-distr 6988 ax-1rid 6991 ax-rnegex 6993 ax-cnre 6995 |
This theorem depends on definitions: df-bi 110 df-3an 887 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-v 2559 df-un 2922 df-in 2924 df-ss 2931 df-sn 3381 df-pr 3382 df-op 3384 df-uni 3581 df-int 3616 df-br 3765 df-iota 4867 df-fv 4910 df-ov 5515 df-inn 7915 df-2 7973 df-3 7974 df-4 7975 df-5 7976 df-6 7977 df-7 7978 df-8 7979 df-9 7980 df-10 7981 df-n0 8182 df-dec 8369 |
This theorem is referenced by: 5t4e20 8442 |
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