| Step | Hyp | Ref | Expression | 
						
							| 1 |  | hdmaprnlem1.h | ⊢ 𝐻  =  ( LHyp ‘ 𝐾 ) | 
						
							| 2 |  | hdmaprnlem1.u | ⊢ 𝑈  =  ( ( DVecH ‘ 𝐾 ) ‘ 𝑊 ) | 
						
							| 3 |  | hdmaprnlem1.v | ⊢ 𝑉  =  ( Base ‘ 𝑈 ) | 
						
							| 4 |  | hdmaprnlem1.n | ⊢ 𝑁  =  ( LSpan ‘ 𝑈 ) | 
						
							| 5 |  | hdmaprnlem1.c | ⊢ 𝐶  =  ( ( LCDual ‘ 𝐾 ) ‘ 𝑊 ) | 
						
							| 6 |  | hdmaprnlem1.l | ⊢ 𝐿  =  ( LSpan ‘ 𝐶 ) | 
						
							| 7 |  | hdmaprnlem1.m | ⊢ 𝑀  =  ( ( mapd ‘ 𝐾 ) ‘ 𝑊 ) | 
						
							| 8 |  | hdmaprnlem1.s | ⊢ 𝑆  =  ( ( HDMap ‘ 𝐾 ) ‘ 𝑊 ) | 
						
							| 9 |  | hdmaprnlem1.k | ⊢ ( 𝜑  →  ( 𝐾  ∈  HL  ∧  𝑊  ∈  𝐻 ) ) | 
						
							| 10 |  | hdmaprnlem1.se | ⊢ ( 𝜑  →  𝑠  ∈  ( 𝐷  ∖  { 𝑄 } ) ) | 
						
							| 11 |  | hdmaprnlem1.ve | ⊢ ( 𝜑  →  𝑣  ∈  𝑉 ) | 
						
							| 12 |  | hdmaprnlem1.e | ⊢ ( 𝜑  →  ( 𝑀 ‘ ( 𝑁 ‘ { 𝑣 } ) )  =  ( 𝐿 ‘ { 𝑠 } ) ) | 
						
							| 13 |  | hdmaprnlem1.ue | ⊢ ( 𝜑  →  𝑢  ∈  𝑉 ) | 
						
							| 14 |  | hdmaprnlem1.un | ⊢ ( 𝜑  →  ¬  𝑢  ∈  ( 𝑁 ‘ { 𝑣 } ) ) | 
						
							| 15 |  | hdmaprnlem1.d | ⊢ 𝐷  =  ( Base ‘ 𝐶 ) | 
						
							| 16 |  | hdmaprnlem1.q | ⊢ 𝑄  =  ( 0g ‘ 𝐶 ) | 
						
							| 17 |  | hdmaprnlem1.o | ⊢  0   =  ( 0g ‘ 𝑈 ) | 
						
							| 18 |  | hdmaprnlem1.a | ⊢  ✚   =  ( +g ‘ 𝐶 ) | 
						
							| 19 |  | hdmaprnlem3e.p | ⊢  +   =  ( +g ‘ 𝑈 ) | 
						
							| 20 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | hdmaprnlem10N | ⊢ ( 𝜑  →  ∃ 𝑡  ∈  𝑉 ( 𝑆 ‘ 𝑡 )  =  𝑠 ) | 
						
							| 21 | 1 2 3 8 9 | hdmapfnN | ⊢ ( 𝜑  →  𝑆  Fn  𝑉 ) | 
						
							| 22 |  | fvelrnb | ⊢ ( 𝑆  Fn  𝑉  →  ( 𝑠  ∈  ran  𝑆  ↔  ∃ 𝑡  ∈  𝑉 ( 𝑆 ‘ 𝑡 )  =  𝑠 ) ) | 
						
							| 23 | 21 22 | syl | ⊢ ( 𝜑  →  ( 𝑠  ∈  ran  𝑆  ↔  ∃ 𝑡  ∈  𝑉 ( 𝑆 ‘ 𝑡 )  =  𝑠 ) ) | 
						
							| 24 | 20 23 | mpbird | ⊢ ( 𝜑  →  𝑠  ∈  ran  𝑆 ) |