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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 10623 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 + 𝐵) ∈ ℝ) | |
4 | 1, 2, 3 | mp2an 690 | 1 ⊢ (𝐴 + 𝐵) ∈ ℝ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2113 (class class class)co 7159 ℝcr 10539 + caddc 10543 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-addrcl 10601 |
This theorem depends on definitions: df-bi 209 df-an 399 |
This theorem is referenced by: resubcli 10951 eqneg 11363 ledivp1i 11568 ltdivp1i 11569 nnne0 11674 2re 11714 3re 11720 4re 11724 5re 11727 6re 11730 7re 11733 8re 11736 9re 11739 10re 12120 numltc 12127 nn0opthlem2 13632 hashunlei 13789 hashge2el2dif 13841 abs3lemi 14773 ef01bndlem 15540 divalglem6 15752 log2ub 25530 mumullem2 25760 bposlem8 25870 dchrvmasumlem2 26077 ex-fl 28229 norm-ii-i 28917 norm3lem 28929 nmoptrii 29874 bdophsi 29876 unierri 29884 staddi 30026 stadd3i 30028 dp2ltc 30567 dpmul4 30594 ballotlem2 31750 hgt750lem 31926 poimirlem16 34912 itg2addnclem3 34949 fdc 35024 remul02 39241 pellqrex 39482 stirlinglem11 42376 fouriersw 42523 zm1nn 43509 evengpoap3 43971 |
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