| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > dec10p | GIF version | ||
| Description: Ten plus an integer. (Contributed by Mario Carneiro, 19-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| dec10p | ⊢ (;10 + 𝐴) = ;1𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfdec10 9613 | . 2 ⊢ ;1𝐴 = ((;10 · 1) + 𝐴) | |
| 2 | 10nn 9625 | . . . . 5 ⊢ ;10 ∈ ℕ | |
| 3 | 2 | nncni 9152 | . . . 4 ⊢ ;10 ∈ ℂ |
| 4 | 3 | mulridi 8180 | . . 3 ⊢ (;10 · 1) = ;10 |
| 5 | 4 | oveq1i 6027 | . 2 ⊢ ((;10 · 1) + 𝐴) = (;10 + 𝐴) |
| 6 | 1, 5 | eqtr2i 2253 | 1 ⊢ (;10 + 𝐴) = ;1𝐴 |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1397 (class class class)co 6017 0cc0 8031 1c1 8032 + caddc 8034 · cmul 8036 ;cdc 9610 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 ax-sep 4207 ax-cnex 8122 ax-resscn 8123 ax-1cn 8124 ax-1re 8125 ax-icn 8126 ax-addcl 8127 ax-addrcl 8128 ax-mulcl 8129 ax-mulcom 8132 ax-addass 8133 ax-mulass 8134 ax-distr 8135 ax-1rid 8138 ax-0id 8139 ax-cnre 8142 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-iota 5286 df-fv 5334 df-ov 6020 df-inn 9143 df-2 9201 df-3 9202 df-4 9203 df-5 9204 df-6 9205 df-7 9206 df-8 9207 df-9 9208 df-dec 9611 |
| This theorem is referenced by: 5t3e15 9710 |
| Copyright terms: Public domain | W3C validator |