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Mirrors > Home > MPE Home > Th. List > readdcli | Structured version Visualization version GIF version |
Description: Closure law for addition of reals. (Contributed by NM, 17-Jan-1997.) |
Ref | Expression |
---|---|
recni.1 | ⊢ 𝐴 ∈ ℝ |
axri.2 | ⊢ 𝐵 ∈ ℝ |
Ref | Expression |
---|---|
readdcli | ⊢ (𝐴 + 𝐵) ∈ ℝ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | recni.1 | . 2 ⊢ 𝐴 ∈ ℝ | |
2 | axri.2 | . 2 ⊢ 𝐵 ∈ ℝ | |
3 | readdcl 10609 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 + 𝐵) ∈ ℝ) | |
4 | 1, 2, 3 | mp2an 691 | 1 ⊢ (𝐴 + 𝐵) ∈ ℝ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2111 (class class class)co 7135 ℝcr 10525 + caddc 10529 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addrcl 10587 |
This theorem depends on definitions: df-bi 210 df-an 400 |
This theorem is referenced by: resubcli 10937 eqneg 11349 ledivp1i 11554 ltdivp1i 11555 nnne0 11659 2re 11699 3re 11705 4re 11709 5re 11712 6re 11715 7re 11718 8re 11721 9re 11724 10re 12105 numltc 12112 nn0opthlem2 13625 hashunlei 13782 hashge2el2dif 13834 abs3lemi 14762 ef01bndlem 15529 divalglem6 15739 log2ub 25535 mumullem2 25765 bposlem8 25875 dchrvmasumlem2 26082 ex-fl 28232 norm-ii-i 28920 norm3lem 28932 nmoptrii 29877 bdophsi 29879 unierri 29887 staddi 30029 stadd3i 30031 dp2ltc 30589 dpmul4 30616 ballotlem2 31856 hgt750lem 32032 poimirlem16 35073 itg2addnclem3 35110 fdc 35183 remul02 39543 sn-0tie0 39576 pellqrex 39820 stirlinglem11 42726 fouriersw 42873 zm1nn 43859 evengpoap3 44317 |
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