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Mirrors > Home > ILE Home > Th. List > 5t5e25 | Unicode version |
Description: 5 times 5 equals 25. (Contributed by Mario Carneiro, 19-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
Ref | Expression |
---|---|
5t5e25 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 5nn0 8452 |
. 2
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2 | 4nn0 8451 |
. 2
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3 | df-5 8245 |
. 2
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4 | 5t4e20 8736 |
. . 3
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5 | 2nn0 8449 |
. . . 4
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6 | 5 | dec0u 8655 |
. . 3
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7 | 4, 6 | eqtr4i 2106 |
. 2
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8 | dfdec10 8638 |
. . 3
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9 | 8 | eqcomi 2087 |
. 2
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10 | 1, 2, 3, 7, 9 | 4t3lem 8731 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 577 ax-in2 578 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2065 ax-sep 3917 ax-pow 3969 ax-pr 3993 ax-setind 4309 ax-cnex 7206 ax-resscn 7207 ax-1cn 7208 ax-1re 7209 ax-icn 7210 ax-addcl 7211 ax-addrcl 7212 ax-mulcl 7213 ax-addcom 7215 ax-mulcom 7216 ax-addass 7217 ax-mulass 7218 ax-distr 7219 ax-i2m1 7220 ax-1rid 7222 ax-0id 7223 ax-rnegex 7224 ax-cnre 7226 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-tru 1288 df-fal 1291 df-nf 1391 df-sb 1688 df-eu 1946 df-mo 1947 df-clab 2070 df-cleq 2076 df-clel 2079 df-nfc 2212 df-ne 2250 df-ral 2358 df-rex 2359 df-reu 2360 df-rab 2362 df-v 2613 df-sbc 2826 df-dif 2985 df-un 2987 df-in 2989 df-ss 2996 df-pw 3403 df-sn 3423 df-pr 3424 df-op 3426 df-uni 3623 df-int 3658 df-br 3807 df-opab 3861 df-id 4077 df-xp 4398 df-rel 4399 df-cnv 4400 df-co 4401 df-dm 4402 df-iota 4918 df-fun 4955 df-fv 4961 df-riota 5521 df-ov 5568 df-oprab 5569 df-mpt2 5570 df-sub 7425 df-inn 8184 df-2 8242 df-3 8243 df-4 8244 df-5 8245 df-6 8246 df-7 8247 df-8 8248 df-9 8249 df-n0 8433 df-dec 8636 |
This theorem is referenced by: (None) |
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