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| Mirrors > Home > MPE Home > Th. List > ipval2lem4 | Structured version Visualization version GIF version | ||
| Description: Lemma for ipval3 30644. (Contributed by NM, 1-Feb-2007.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| dipfval.1 | ⊢ 𝑋 = (BaseSet‘𝑈) |
| dipfval.2 | ⊢ 𝐺 = ( +𝑣 ‘𝑈) |
| dipfval.4 | ⊢ 𝑆 = ( ·𝑠OLD ‘𝑈) |
| dipfval.6 | ⊢ 𝑁 = (normCV‘𝑈) |
| dipfval.7 | ⊢ 𝑃 = (·𝑖OLD‘𝑈) |
| Ref | Expression |
|---|---|
| ipval2lem4 | ⊢ (((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) ∧ 𝐶 ∈ ℂ) → ((𝑁‘(𝐴𝐺(𝐶𝑆𝐵)))↑2) ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dipfval.1 | . . 3 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 2 | dipfval.2 | . . 3 ⊢ 𝐺 = ( +𝑣 ‘𝑈) | |
| 3 | dipfval.4 | . . 3 ⊢ 𝑆 = ( ·𝑠OLD ‘𝑈) | |
| 4 | dipfval.6 | . . 3 ⊢ 𝑁 = (normCV‘𝑈) | |
| 5 | dipfval.7 | . . 3 ⊢ 𝑃 = (·𝑖OLD‘𝑈) | |
| 6 | 1, 2, 3, 4, 5 | ipval2lem2 30639 | . 2 ⊢ (((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) ∧ 𝐶 ∈ ℂ) → ((𝑁‘(𝐴𝐺(𝐶𝑆𝐵)))↑2) ∈ ℝ) |
| 7 | 6 | recnd 11208 | 1 ⊢ (((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) ∧ 𝐶 ∈ ℂ) → ((𝑁‘(𝐴𝐺(𝐶𝑆𝐵)))↑2) ∈ ℂ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1086 = wceq 1540 ∈ wcel 2109 ‘cfv 6513 (class class class)co 7389 ℂcc 11072 2c2 12242 ↑cexp 14032 NrmCVeccnv 30519 +𝑣 cpv 30520 BaseSetcba 30521 ·𝑠OLD cns 30522 normCVcnmcv 30525 ·𝑖OLDcdip 30635 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-rep 5236 ax-sep 5253 ax-nul 5263 ax-pow 5322 ax-pr 5389 ax-un 7713 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 ax-pre-mulgt0 11151 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3756 df-csb 3865 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-pss 3936 df-nul 4299 df-if 4491 df-pw 4567 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-iun 4959 df-br 5110 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6276 df-ord 6337 df-on 6338 df-lim 6339 df-suc 6340 df-iota 6466 df-fun 6515 df-fn 6516 df-f 6517 df-f1 6518 df-fo 6519 df-f1o 6520 df-fv 6521 df-riota 7346 df-ov 7392 df-oprab 7393 df-mpo 7394 df-om 7845 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8380 df-er 8673 df-en 8921 df-dom 8922 df-sdom 8923 df-pnf 11216 df-mnf 11217 df-xr 11218 df-ltxr 11219 df-le 11220 df-sub 11413 df-neg 11414 df-nn 12188 df-2 12250 df-n0 12449 df-z 12536 df-uz 12800 df-seq 13973 df-exp 14033 df-grpo 30428 df-ablo 30480 df-vc 30494 df-nv 30527 df-va 30530 df-ba 30531 df-sm 30532 df-0v 30533 df-nmcv 30535 |
| This theorem is referenced by: ipval2 30642 ipidsq 30645 dipcl 30647 dipcj 30649 dip0r 30652 |
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