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| Mirrors > Home > ILE Home > Th. List > 2timesi | Unicode version | ||
| Description: Two times a number. (Contributed by NM, 1-Aug-1999.) |
| Ref | Expression |
|---|---|
| 2times.1 |
|
| Ref | Expression |
|---|---|
| 2timesi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2times.1 |
. 2
| |
| 2 | 2times 9382 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 ax-resscn 8235 ax-1cn 8236 ax-icn 8238 ax-addcl 8239 ax-mulcl 8241 ax-mulcom 8244 ax-mulass 8246 ax-distr 8247 ax-1rid 8250 ax-cnre 8254 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-v 2817 df-un 3218 df-in 3220 df-ss 3227 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-iota 5317 df-fv 5365 df-ov 6061 df-2 9313 |
| This theorem is referenced by: 2t2e4 9409 nn0le2xi 9563 binom2i 11034 mod2xi 13140 numexp2x 13148 ballotfilemth 13225 sinq34lt0t 15822 tangtx 15829 ex-dvds 16624 |
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