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| Mirrors > Home > MPE Home > Th. List > Mathboxes > sge0xrcl | Structured version Visualization version GIF version | ||
| Description: The arbitrary sum of nonnegative extended reals is an extended real. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
| Ref | Expression |
|---|---|
| sge0xrcl.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| sge0xrcl.f | ⊢ (𝜑 → 𝐹:𝑋⟶(0[,]+∞)) |
| Ref | Expression |
|---|---|
| sge0xrcl | ⊢ (𝜑 → (Σ^‘𝐹) ∈ ℝ*) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iccssxr 13554 | . 2 ⊢ (0[,]+∞) ⊆ ℝ* | |
| 2 | sge0xrcl.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 3 | sge0xrcl.f | . . 3 ⊢ (𝜑 → 𝐹:𝑋⟶(0[,]+∞)) | |
| 4 | 2, 3 | sge0cl 47360 | . 2 ⊢ (𝜑 → (Σ^‘𝐹) ∈ (0[,]+∞)) |
| 5 | 1, 4 | sselid 3929 | 1 ⊢ (𝜑 → (Σ^‘𝐹) ∈ ℝ*) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ⟶wf 6533 ‘cfv 6537 (class class class)co 7418 0cc0 11193 +∞cpnf 11333 ℝ*cxr 11335 [,]cicc 13472 Σ^csumge0 47341 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-inf2 9635 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 ax-pre-sup 11271 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-se 5605 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-om 7876 df-1st 7999 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-er 8710 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-sup 9427 df-oi 9497 df-card 10013 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-div 11967 df-nn 12329 df-2 12398 df-3 12399 df-n0 12600 df-z 12687 df-uz 12959 df-rp 13114 df-ico 13475 df-icc 13476 df-fz 13633 df-fzo 13782 df-seq 14138 df-exp 14198 df-hash 14468 df-cj 15259 df-re 15260 df-im 15261 df-sqrt 15395 df-abs 15396 df-clim 15648 df-sum 15847 df-sumge0 47342 |
| This theorem is used by: sge0repnf 47365 sge0fsum 47366 sge0sup 47370 sge0less 47371 sge0gerp 47374 sge0pnffigt 47375 sge0ssre 47376 sge0lefi 47377 sge0le 47386 sge0split 47388 sge0ss 47391 sge0iunmptlemre 47394 sge0iunmpt 47397 sge0rpcpnf 47400 sge0isum 47406 sge0xadd 47414 sge0seq 47425 ismeannd 47446 omeunle 47495 omeiunle 47496 omeiunltfirp 47498 caratheodorylem2 47506 isomenndlem 47509 hoicvrrex 47535 ovnlecvr 47537 ovnsubadd 47551 sge0hsphoire 47568 hoidmv1lelem2 47571 hoidmv1lelem3 47572 hoidmvlelem1 47574 hoidmvlelem5 47578 ovolval5lem2 47632 |
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