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| Mirrors > Home > ILE Home > Th. List > numadd | Unicode version | ||
| Description: Add two decimal integers
|
| Ref | Expression |
|---|---|
| numma.1 |
|
| numma.2 |
|
| numma.3 |
|
| numma.4 |
|
| numma.5 |
|
| numma.6 |
|
| numma.7 |
|
| numadd.8 |
|
| numadd.9 |
|
| Ref | Expression |
|---|---|
| numadd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | numma.6 |
. . . . . 6
| |
| 2 | numma.1 |
. . . . . . 7
| |
| 3 | numma.2 |
. . . . . . 7
| |
| 4 | numma.3 |
. . . . . . 7
| |
| 5 | 2, 3, 4 | numcl 9551 |
. . . . . 6
|
| 6 | 1, 5 | eqeltri 2280 |
. . . . 5
|
| 7 | 6 | nn0cni 9342 |
. . . 4
|
| 8 | 7 | mulridi 8109 |
. . 3
|
| 9 | 8 | oveq1i 5977 |
. 2
|
| 10 | numma.4 |
. . 3
| |
| 11 | numma.5 |
. . 3
| |
| 12 | numma.7 |
. . 3
| |
| 13 | 1nn0 9346 |
. . 3
| |
| 14 | 3 | nn0cni 9342 |
. . . . . 6
|
| 15 | 14 | mulridi 8109 |
. . . . 5
|
| 16 | 15 | oveq1i 5977 |
. . . 4
|
| 17 | numadd.8 |
. . . 4
| |
| 18 | 16, 17 | eqtri 2228 |
. . 3
|
| 19 | 4 | nn0cni 9342 |
. . . . . 6
|
| 20 | 19 | mulridi 8109 |
. . . . 5
|
| 21 | 20 | oveq1i 5977 |
. . . 4
|
| 22 | numadd.9 |
. . . 4
| |
| 23 | 21, 22 | eqtri 2228 |
. . 3
|
| 24 | 2, 3, 4, 10, 11, 1, 12, 13, 18, 23 | numma 9582 |
. 2
|
| 25 | 9, 24 | eqtr3i 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-in1 615 ax-in2 616 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-14 2181 ax-ext 2189 ax-sep 4178 ax-pow 4234 ax-pr 4269 ax-setind 4603 ax-cnex 8051 ax-resscn 8052 ax-1cn 8053 ax-1re 8054 ax-icn 8055 ax-addcl 8056 ax-addrcl 8057 ax-mulcl 8058 ax-addcom 8060 ax-mulcom 8061 ax-addass 8062 ax-mulass 8063 ax-distr 8064 ax-i2m1 8065 ax-1rid 8067 ax-0id 8068 ax-rnegex 8069 ax-cnre 8071 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-ral 2491 df-rex 2492 df-reu 2493 df-rab 2495 df-v 2778 df-sbc 3006 df-dif 3176 df-un 3178 df-in 3180 df-ss 3187 df-pw 3628 df-sn 3649 df-pr 3650 df-op 3652 df-uni 3865 df-int 3900 df-br 4060 df-opab 4122 df-id 4358 df-xp 4699 df-rel 4700 df-cnv 4701 df-co 4702 df-dm 4703 df-iota 5251 df-fun 5292 df-fv 5298 df-riota 5922 df-ov 5970 df-oprab 5971 df-mpo 5972 df-sub 8280 df-inn 9072 df-n0 9331 |
| This theorem is referenced by: decadd 9592 |
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