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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 9897 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 + 𝐵) ∈ ℂ) | |
4 | 1, 2, 3 | mp2an 704 | 1 ⊢ (𝐴 + 𝐵) ∈ ℂ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 1977 (class class class)co 6549 ℂcc 9813 + caddc 9818 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addcl 9875 |
This theorem depends on definitions: df-bi 196 df-an 385 |
This theorem is referenced by: eqneg 10624 nummac 11434 binom2i 12836 sqeqori 12838 crreczi 12851 nn0opthlem1 12917 nn0opth2i 12920 3dvds2dec 14894 3dvds2decOLD 14895 mod2xnegi 15613 karatsuba 15630 karatsubaOLD 15631 pige3 24073 eff1o 24099 1cubrlem 24368 1cubr 24369 bposlem8 24816 ax5seglem7 25615 ipidsq 26949 ip1ilem 27065 pythi 27089 normlem2 27352 normlem3 27353 normlem7 27357 normlem9 27359 bcseqi 27361 norm-ii-i 27378 normpythi 27383 normpari 27395 polid2i 27398 lnopunilem1 28253 lnophmlem2 28260 ballotlem2 29877 quad3 30818 faclimlem1 30882 itg2addnclem3 32633 areaquad 36821 fourierswlem 39123 fouriersw 39124 2t6m3t4e0 41919 |
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