| Mathbox for Glauco Siliprandi |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > fge0icoicc | Structured version Visualization version GIF version | ||
| Description: If 𝐹 maps to nonnegative reals, then 𝐹 maps to nonnegative extended reals. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
| Ref | Expression |
|---|---|
| fge0icoicc.1 | ⊢ (𝜑 → 𝐹:𝑋⟶(0[,)+∞)) |
| Ref | Expression |
|---|---|
| fge0icoicc | ⊢ (𝜑 → 𝐹:𝑋⟶(0[,]+∞)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fge0icoicc.1 | . 2 ⊢ (𝜑 → 𝐹:𝑋⟶(0[,)+∞)) | |
| 2 | icossicc 13457 | . . 3 ⊢ (0[,)+∞) ⊆ (0[,]+∞) | |
| 3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → (0[,)+∞) ⊆ (0[,]+∞)) |
| 4 | 1, 3 | fssd 6732 | 1 ⊢ (𝜑 → 𝐹:𝑋⟶(0[,]+∞)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ⊆ wss 3931 ⟶wf 6536 (class class class)co 7412 0cc0 11136 +∞cpnf 11273 [,)cico 13370 [,]cicc 13371 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-10 2140 ax-11 2156 ax-12 2176 ax-ext 2706 ax-sep 5276 ax-nul 5286 ax-pow 5345 ax-pr 5412 ax-un 7736 ax-cnex 11192 ax-resscn 11193 ax-pre-lttri 11210 ax-pre-lttrn 11211 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2064 df-mo 2538 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2808 df-nfc 2884 df-ne 2932 df-nel 3036 df-ral 3051 df-rex 3060 df-rab 3420 df-v 3465 df-sbc 3771 df-csb 3880 df-dif 3934 df-un 3936 df-in 3938 df-ss 3948 df-nul 4314 df-if 4506 df-pw 4582 df-sn 4607 df-pr 4609 df-op 4613 df-uni 4888 df-br 5124 df-opab 5186 df-mpt 5206 df-id 5558 df-po 5572 df-so 5573 df-xp 5671 df-rel 5672 df-cnv 5673 df-co 5674 df-dm 5675 df-rn 5676 df-res 5677 df-ima 5678 df-iota 6493 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7415 df-oprab 7416 df-mpo 7417 df-er 8726 df-en 8967 df-dom 8968 df-sdom 8969 df-pnf 11278 df-mnf 11279 df-xr 11280 df-ltxr 11281 df-le 11282 df-ico 13374 df-icc 13375 |
| This theorem is referenced by: sge0reval 46320 sge0fsum 46335 |
| Copyright terms: Public domain | W3C validator |