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| Mirrors > Home > ILE Home > Th. List > 3p2e5 | Unicode version | ||
| Description: 3 + 2 = 5. (Contributed by NM, 11-May-2004.) |
| Ref | Expression |
|---|---|
| 3p2e5 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-2 9115 |
. . . . 5
| |
| 2 | 1 | oveq2i 5968 |
. . . 4
|
| 3 | 3cn 9131 |
. . . . 5
| |
| 4 | ax-1cn 8038 |
. . . . 5
| |
| 5 | 3, 4, 4 | addassi 8100 |
. . . 4
|
| 6 | 2, 5 | eqtr4i 2230 |
. . 3
|
| 7 | df-4 9117 |
. . . 4
| |
| 8 | 7 | oveq1i 5967 |
. . 3
|
| 9 | 6, 8 | eqtr4i 2230 |
. 2
|
| 10 | df-5 9118 |
. 2
| |
| 11 | 9, 10 | eqtr4i 2230 |
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 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-resscn 8037 ax-1cn 8038 ax-1re 8039 ax-addrcl 8042 ax-addass 8047 |
| 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-rex 2491 df-v 2775 df-un 3174 df-in 3176 df-ss 3183 df-sn 3644 df-pr 3645 df-op 3647 df-uni 3857 df-br 4052 df-iota 5241 df-fv 5288 df-ov 5960 df-2 9115 df-3 9116 df-4 9117 df-5 9118 |
| This theorem is referenced by: 3p3e6 9199 2exp5 12830 2exp16 12835 2lgsoddprmlem3d 15662 |
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