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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 11209 | . 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 7414 ℂcc 11125 + caddc 11130 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addcl 11187 |
| This proof depends on definitions: df-bi 210 df-an 402 |
| This theorem is used by: eqneg 11962 2cn 12343 3cn 12349 4cn 12353 5cn 12356 6cn 12359 7cn 12362 8cn 12365 9cn 12368 nummac 12789 binom2i 14279 sqeqori 14281 crreczi 14295 nn0opthlem1 14335 nn0opth2i 14338 3dvds2dec 16426 mod2xnegi 17166 karatsuba 17178 pige3ALT 26760 eff1o 26789 1cubrlem 27081 1cubr 27082 bposlem8 27530 ax5seglem7 29395 ipidsq 31194 ip1ilem 31310 pythi 31334 normlem2 31595 normlem3 31596 normlem7 31600 normlem9 31602 bcseqi 31604 norm-ii-i 31621 normpythi 31626 normpari 31638 polid2i 31641 lnopunilem1 32494 lnophmlem2 32501 dpmul100 33345 dpadd3 33360 dpmul4 33362 cos9thpiminplylem4 34298 cos9thpiminplylem5 34299 ballotlem2 35003 hgt750lem2 35163 quad3 36252 faclimlem1 36325 itg2addnclem3 38425 25or6to4 43075 sqmid3api 43161 235t711 43183 sn-0tie0 43342 fltnltalem 43511 areaquad 44060 resqrtvalex 44488 imsqrtvalex 44489 fourierswlem 47061 fouriersw 47062 goldpolyfactor 47748 goldratmolem3 47755 goldratmolem4 47756 goldratval 47757 2t6m3t4e0 49281 |
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