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| Mirrors > Home > MPE Home > Th. List > addcli | Structured version Visualization version GIF version | ||
| Description: Closure law for addition. (Contributed by NM, 23-Nov-1994.) |
| Ref | Expression |
|---|---|
| axi.1 | ⊢ 𝐴 ∈ ℂ |
| axi.2 | ⊢ 𝐵 ∈ ℂ |
| Ref | Expression |
|---|---|
| addcli | ⊢ (𝐴 + 𝐵) ∈ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axi.1 | . 2 ⊢ 𝐴 ∈ ℂ | |
| 2 | axi.2 | . 2 ⊢ 𝐵 ∈ ℂ | |
| 3 | addcl 11295 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 + 𝐵) ∈ ℂ) | |
| 4 | 1, 2, 3 | mp2an 705 | 1 ⊢ (𝐴 + 𝐵) ∈ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 (class class class)co 7430 ℂcc 11211 + caddc 11216 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addcl 11273 |
| This proof depends on definitions: df-bi 210 df-an 402 |
| This theorem is used by: eqneg 12050 2cn 12431 3cn 12437 4cn 12441 5cn 12444 6cn 12447 7cn 12450 8cn 12453 9cn 12456 nummac 12877 binom2i 14369 sqeqori 14371 crreczi 14385 nn0opthlem1 14425 nn0opth2i 14428 3dvds2dec 16518 mod2xnegi 17264 karatsuba 17276 pige3ALT 26863 eff1o 26892 1cubrlem 27184 1cubr 27185 bposlem8 27633 ax5seglem7 29528 ipidsq 31327 ip1ilem 31443 pythi 31467 normlem2 31728 normlem3 31729 normlem7 31733 normlem9 31735 bcseqi 31737 norm-ii-i 31754 normpythi 31759 normpari 31771 polid2i 31774 lnopunilem1 32627 lnophmlem2 32634 dpmul100 33519 dpadd3 33534 dpmul4 33536 cos9thpiminplylem4 34473 cos9thpiminplylem5 34474 ballotlem2 35177 hgt750lem2 35337 quad3 36559 faclimlem1 36638 itg2addnclem3 38734 25or6to4 43399 sqmid3api 43483 235t711 43505 sn-0tie0 43658 fltnltalem 43816 areaquad 44361 resqrtvalex 44788 imsqrtvalex 44789 fourierswlem 47382 fouriersw 47383 goldpolyfactor 48069 goldratmolem3 48076 goldratmolem4 48077 goldratval 48078 2t6m3t4e0 49602 |
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