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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 11282 | . 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 2145 (class class class)co 7420 ℂcc 11198 + caddc 11203 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addcl 11260 |
| This proof depends on definitions: df-bi 210 df-an 402 |
| This theorem is used by: eqneg 12037 2cn 12418 3cn 12424 4cn 12428 5cn 12431 6cn 12434 7cn 12437 8cn 12440 9cn 12443 nummac 12864 binom2i 14356 sqeqori 14358 crreczi 14372 nn0opthlem1 14412 nn0opth2i 14415 3dvds2dec 16503 mod2xnegi 17249 karatsuba 17261 pige3ALT 26848 eff1o 26877 1cubrlem 27169 1cubr 27170 bposlem8 27618 ax5seglem7 29513 ipidsq 31312 ip1ilem 31428 pythi 31452 normlem2 31713 normlem3 31714 normlem7 31718 normlem9 31720 bcseqi 31722 norm-ii-i 31739 normpythi 31744 normpari 31756 polid2i 31759 lnopunilem1 32612 lnophmlem2 32619 dpmul100 33463 dpadd3 33478 dpmul4 33480 cos9thpiminplylem4 34417 cos9thpiminplylem5 34418 ballotlem2 35121 hgt750lem2 35281 quad3 36435 faclimlem1 36508 itg2addnclem3 38591 25or6to4 43256 sqmid3api 43340 235t711 43362 sn-0tie0 43515 fltnltalem 43673 areaquad 44217 resqrtvalex 44644 imsqrtvalex 44645 fourierswlem 47239 fouriersw 47240 goldpolyfactor 47926 goldratmolem3 47933 goldratmolem4 47934 goldratval 47935 2t6m3t4e0 49459 |
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