Detailed syntax breakdown of Axiom ax-hvdistr1
| Step | Hyp | Ref
| Expression |
| 1 | | cA |
. . . 4
class A |
| 2 | | cc 5212 |
. . . 4
class ℂ |
| 3 | 1, 2 | wcel 956 |
. . 3
wff A ∈
ℂ |
| 4 | | cB |
. . . 4
class B |
| 5 | | chil 8727 |
. . . 4
class ℋ |
| 6 | 4, 5 | wcel 956 |
. . 3
wff B ∈
ℋ |
| 7 | | cC |
. . . 4
class C |
| 8 | 7, 5 | wcel 956 |
. . 3
wff C ∈
ℋ |
| 9 | 3, 6, 8 | w3a 774 |
. 2
wff (A ∈
ℂ ⋀ B ∈ ℋ ⋀
C ∈ ℋ ) |
| 10 | | cva 8728 |
. . . . 5
class +h |
| 11 | 4, 7, 10 | co 3954 |
. . . 4
class (B
+h C) |
| 12 | | csm 8729 |
. . . 4
class
·h |
| 13 | 1, 11, 12 | co 3954 |
. . 3
class (A
·h (B
+h C)) |
| 14 | 1, 4, 12 | co 3954 |
. . . 4
class (A
·h B) |
| 15 | 1, 7, 12 | co 3954 |
. . . 4
class (A
·h C) |
| 16 | 14, 15, 10 | co 3954 |
. . 3
class ((A
·h B)
+h (A
·h C)) |
| 17 | 13, 16 | wceq 954 |
. 2
wff (A
·h (B
+h C)) = ((A ·h B) +h (A ·h C)) |
| 18 | 9, 17 | wi 3 |
1
wff ((A ∈
ℂ ⋀ B ∈ ℋ ⋀
C ∈ ℋ ) → (A ·h (B +h C)) = ((A
·h B)
+h (A
·h C))) |