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Proofgold Address
address
PUgbSGusJ85TBQxTZQ1ZypJjMZEAtge9H3c
total
0
mg
-
conjpub
-
current assets
a1e63..
/
54b83..
bday:
28273
doc published by
Pr5Zc..
Param
nat_p
nat_p
:
ι
→
ο
Definition
and
and
:=
λ x0 x1 : ο .
∀ x2 : ο .
(
x0
⟶
x1
⟶
x2
)
⟶
x2
Param
omega
omega
:
ι
Param
mul_nat
mul_nat
:
ι
→
ι
→
ι
Definition
divides_nat
divides_nat
:=
λ x0 x1 .
and
(
and
(
x0
∈
omega
)
(
x1
∈
omega
)
)
(
∀ x2 : ο .
(
∀ x3 .
and
(
x3
∈
omega
)
(
mul_nat
x0
x3
=
x1
)
⟶
x2
)
⟶
x2
)
Known
and3I
and3I
:
∀ x0 x1 x2 : ο .
x0
⟶
x1
⟶
x2
⟶
and
(
and
x0
x1
)
x2
Known
nat_p_omega
nat_p_omega
:
∀ x0 .
nat_p
x0
⟶
x0
∈
omega
Param
ordsucc
ordsucc
:
ι
→
ι
Known
andI
andI
:
∀ x0 x1 : ο .
x0
⟶
x1
⟶
and
x0
x1
Known
nat_1
nat_1
:
nat_p
1
Known
mul_nat_1R
mul_nat_1R
:
∀ x0 .
mul_nat
x0
1
=
x0
Theorem
91381..
divides_nat_ref
:
∀ x0 .
nat_p
x0
⟶
divides_nat
x0
x0
(proof)
Known
nat_0
nat_0
:
nat_p
0
Known
mul_nat_0R
mul_nat_0R
:
∀ x0 .
mul_nat
x0
0
=
0
Theorem
abdca..
:
∀ x0 .
nat_p
x0
⟶
divides_nat
x0
0
(proof)
Param
add_SNo
add_SNo
:
ι
→
ι
→
ι
Param
add_nat
add_nat
:
ι
→
ι
→
ι
Known
add_nat_add_SNo
add_nat_add_SNo
:
∀ x0 .
x0
∈
omega
⟶
∀ x1 .
x1
∈
omega
⟶
add_nat
x0
x1
=
add_SNo
x0
x1
Known
add_nat_p
add_nat_p
:
∀ x0 .
nat_p
x0
⟶
∀ x1 .
nat_p
x1
⟶
nat_p
(
add_nat
x0
x1
)
Known
omega_nat_p
omega_nat_p
:
∀ x0 .
x0
∈
omega
⟶
nat_p
x0
Known
mul_add_nat_distrL
mul_add_nat_distrL
:
∀ x0 .
nat_p
x0
⟶
∀ x1 .
nat_p
x1
⟶
∀ x2 .
nat_p
x2
⟶
mul_nat
x0
(
add_nat
x1
x2
)
=
add_nat
(
mul_nat
x0
x1
)
(
mul_nat
x0
x2
)
Theorem
068c4..
:
∀ x0 .
nat_p
x0
⟶
∀ x1 x2 .
divides_nat
x0
x1
⟶
divides_nat
x0
x2
⟶
divides_nat
x0
(
add_SNo
x1
x2
)
(proof)
Known
256ca..
:
add_nat
2
2
=
4
Known
nat_2
nat_2
:
nat_p
2
Theorem
3bd3d..
:
add_SNo
2
2
=
4
(proof)
Param
SNo
SNo
:
ι
→
ο
Param
mul_SNo
mul_SNo
:
ι
→
ι
→
ι
Known
cebfe..
:
∀ x0 :
ι → ο
.
∀ x1 x2 :
ι →
ι → ι
.
(
∀ x3 x4 .
x0
x3
⟶
x0
x4
⟶
x0
(
x1
x3
x4
)
)
⟶
(
∀ x3 x4 x5 .
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x2
x3
(
x1
x4
x5
)
=
x1
(
x2
x3
x4
)
(
x2
x3
x5
)
)
⟶
∀ x3 x4 x5 x6 .
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x2
x6
(
x1
x3
(
x1
x4
x5
)
)
=
x1
(
x2
x6
x3
)
(
x1
(
x2
x6
x4
)
(
x2
x6
x5
)
)
Known
SNo_add_SNo
SNo_add_SNo
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNo
(
add_SNo
x0
x1
)
Known
mul_SNo_distrL
mul_SNo_distrL
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
mul_SNo
x0
(
add_SNo
x1
x2
)
=
add_SNo
(
mul_SNo
x0
x1
)
(
mul_SNo
x0
x2
)
Theorem
55f68..
:
∀ x0 x1 x2 x3 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
x3
⟶
mul_SNo
x3
(
add_SNo
x0
(
add_SNo
x1
x2
)
)
=
add_SNo
(
mul_SNo
x3
x0
)
(
add_SNo
(
mul_SNo
x3
x1
)
(
mul_SNo
x3
x2
)
)
(proof)
Known
bbdc7..
:
∀ x0 :
ι → ο
.
∀ x1 x2 :
ι →
ι → ι
.
(
∀ x3 x4 .
x0
x3
⟶
x0
x4
⟶
x0
(
x1
x3
x4
)
)
⟶
(
∀ x3 x4 x5 .
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x2
x3
(
x1
x4
x5
)
=
x1
(
x2
x3
x4
)
(
x2
x3
x5
)
)
⟶
∀ x3 x4 x5 x6 x7 .
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x2
x7
(
x1
x3
(
x1
x4
(
x1
x5
x6
)
)
)
=
x1
(
x2
x7
x3
)
(
x1
(
x2
x7
x4
)
(
x1
(
x2
x7
x5
)
(
x2
x7
x6
)
)
)
Theorem
cb85b..
:
∀ x0 x1 x2 x3 x4 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
x3
⟶
SNo
x4
⟶
mul_SNo
x4
(
add_SNo
x0
(
add_SNo
x1
(
add_SNo
x2
x3
)
)
)
=
add_SNo
(
mul_SNo
x4
x0
)
(
add_SNo
(
mul_SNo
x4
x1
)
(
add_SNo
(
mul_SNo
x4
x2
)
(
mul_SNo
x4
x3
)
)
)
(proof)
Known
mul_SNo_distrR
mul_SNo_distrR
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
mul_SNo
(
add_SNo
x0
x1
)
x2
=
add_SNo
(
mul_SNo
x0
x2
)
(
mul_SNo
x1
x2
)
Known
SNo_2
SNo_2
:
SNo
2
Known
add_SNo_1_1_2
add_SNo_1_1_2
:
add_SNo
1
1
=
2
Known
SNo_1
SNo_1
:
SNo
1
Known
mul_SNo_oneL
mul_SNo_oneL
:
∀ x0 .
SNo
x0
⟶
mul_SNo
1
x0
=
x0
Known
add_SNo_assoc
add_SNo_assoc
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
add_SNo
x0
(
add_SNo
x1
x2
)
=
add_SNo
(
add_SNo
x0
x1
)
x2
Theorem
23c65..
:
∀ x0 .
SNo
x0
⟶
mul_SNo
4
x0
=
add_SNo
x0
(
add_SNo
x0
(
add_SNo
x0
x0
)
)
(proof)
Param
SNoLe
SNoLe
:
ι
→
ι
→
ο
Known
add_SNo_Le3
add_SNo_Le3
:
∀ x0 x1 x2 x3 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
x3
⟶
SNoLe
x0
x2
⟶
SNoLe
x1
x3
⟶
SNoLe
(
add_SNo
x0
x1
)
(
add_SNo
x2
x3
)
Theorem
73fab..
:
∀ x0 x1 x2 x3 x4 x5 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
x3
⟶
SNo
x4
⟶
SNo
x5
⟶
SNoLe
x0
x3
⟶
SNoLe
x1
x4
⟶
SNoLe
x2
x5
⟶
SNoLe
(
add_SNo
x0
(
add_SNo
x1
x2
)
)
(
add_SNo
x3
(
add_SNo
x4
x5
)
)
(proof)
Known
SNo_add_SNo_3
SNo_add_SNo_3
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
(
add_SNo
x0
(
add_SNo
x1
x2
)
)
Theorem
7b468..
:
∀ x0 x1 x2 x3 x4 x5 x6 x7 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNo
x3
⟶
SNo
x4
⟶
SNo
x5
⟶
SNo
x6
⟶
SNo
x7
⟶
SNoLe
x0
x4
⟶
SNoLe
x1
x5
⟶
SNoLe
x2
x6
⟶
SNoLe
x3
x7
⟶
SNoLe
(
add_SNo
x0
(
add_SNo
x1
(
add_SNo
x2
x3
)
)
)
(
add_SNo
x4
(
add_SNo
x5
(
add_SNo
x6
x7
)
)
)
(proof)
Param
abs_SNo
abs_SNo
:
ι
→
ι
Definition
or
or
:=
λ x0 x1 : ο .
∀ x2 : ο .
(
x0
⟶
x2
)
⟶
(
x1
⟶
x2
)
⟶
x2
Param
SNoLt
SNoLt
:
ι
→
ι
→
ο
Known
SNoLtLe_or
SNoLtLe_or
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
or
(
SNoLt
x0
x1
)
(
SNoLe
x1
x0
)
Known
SNo_0
SNo_0
:
SNo
0
Param
minus_SNo
minus_SNo
:
ι
→
ι
Known
neg_abs_SNo
neg_abs_SNo
:
∀ x0 .
SNo
x0
⟶
SNoLt
x0
0
⟶
abs_SNo
x0
=
minus_SNo
x0
Known
SNoLtLe
SNoLtLe
:
∀ x0 x1 .
SNoLt
x0
x1
⟶
SNoLe
x0
x1
Known
minus_SNo_Lt_contra2
minus_SNo_Lt_contra2
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLt
x0
(
minus_SNo
x1
)
⟶
SNoLt
x1
(
minus_SNo
x0
)
Known
minus_SNo_0
minus_SNo_0
:
minus_SNo
0
=
0
Known
nonneg_abs_SNo
nonneg_abs_SNo
:
∀ x0 .
SNoLe
0
x0
⟶
abs_SNo
x0
=
x0
Theorem
6e9d4..
:
∀ x0 .
SNo
x0
⟶
SNoLe
0
(
abs_SNo
x0
)
(proof)
Param
int
int
:
ι
Definition
divides_int
divides_int
:=
λ x0 x1 .
and
(
and
(
x0
∈
int
)
(
x1
∈
int
)
)
(
∀ x2 : ο .
(
∀ x3 .
and
(
x3
∈
int
)
(
mul_SNo
x0
x3
=
x1
)
⟶
x2
)
⟶
x2
)
Known
mul_SNo_minus_distrL
mul_SNo_minus_distrL
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
mul_SNo
(
minus_SNo
x0
)
x1
=
minus_SNo
(
mul_SNo
x0
x1
)
Known
SNo_minus_SNo
SNo_minus_SNo
:
∀ x0 .
SNo
x0
⟶
SNo
(
minus_SNo
x0
)
Known
mul_SNo_minus_distrR
mul_minus_SNo_distrR
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
mul_SNo
x0
(
minus_SNo
x1
)
=
minus_SNo
(
mul_SNo
x0
x1
)
Known
minus_SNo_invol
minus_SNo_invol
:
∀ x0 .
SNo
x0
⟶
minus_SNo
(
minus_SNo
x0
)
=
x0
Known
SNo_mul_SNo
SNo_mul_SNo
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNo
(
mul_SNo
x0
x1
)
Theorem
1ef08..
:
∀ x0 .
SNo
x0
⟶
mul_SNo
(
abs_SNo
x0
)
(
abs_SNo
x0
)
=
mul_SNo
x0
x0
(proof)
Param
ordinal
ordinal
:
ι
→
ο
Definition
Subq
Subq
:=
λ x0 x1 .
∀ x2 .
x2
∈
x0
⟶
x2
∈
x1
Known
ordinal_Subq_SNoLe
ordinal_Subq_SNoLe
:
∀ x0 x1 .
ordinal
x0
⟶
ordinal
x1
⟶
x0
⊆
x1
⟶
SNoLe
x0
x1
Known
ordinal_Empty
ordinal_Empty
:
ordinal
0
Known
nat_p_ordinal
nat_p_ordinal
:
∀ x0 .
nat_p
x0
⟶
ordinal
x0
Known
Subq_Empty
Subq_Empty
:
∀ x0 .
0
⊆
x0
Theorem
84495..
:
∀ x0 .
nat_p
x0
⟶
SNoLe
0
x0
(proof)
Known
nat_p_SNo
nat_p_SNo
:
∀ x0 .
nat_p
x0
⟶
SNo
x0
Definition
False
False
:=
∀ x0 : ο .
x0
Known
FalseE
FalseE
:
False
⟶
∀ x0 : ο .
x0
Known
SNoLe_antisym
SNoLe_antisym
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLe
x0
x1
⟶
SNoLe
x1
x0
⟶
x0
=
x1
Theorem
7bee1..
:
∀ x0 .
nat_p
x0
⟶
(
x0
=
0
⟶
∀ x1 : ο .
x1
)
⟶
SNoLt
0
x0
(proof)
Known
int_SNo_cases
int_SNo_cases
:
∀ x0 :
ι → ο
.
(
∀ x1 .
x1
∈
omega
⟶
x0
x1
)
⟶
(
∀ x1 .
x1
∈
omega
⟶
x0
(
minus_SNo
x1
)
)
⟶
∀ x1 .
x1
∈
int
⟶
x0
x1
Known
minus_SNo_Le_contra
minus_SNo_Le_contra
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLe
x0
x1
⟶
SNoLe
(
minus_SNo
x1
)
(
minus_SNo
x0
)
Theorem
aa7e8..
nonneg_int_nat_p
:
∀ x0 .
x0
∈
int
⟶
SNoLe
0
x0
⟶
nat_p
x0
(proof)
Known
add_SNo_com
add_SNo_com
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
add_SNo
x0
x1
=
add_SNo
x1
x0
Known
ordinal_ordsucc_SNo_eq
ordinal_ordsucc_SNo_eq
:
∀ x0 .
ordinal
x0
⟶
ordsucc
x0
=
add_SNo
1
x0
Param
SNoLev
SNoLev
:
ι
→
ι
Known
ordinal_SNoLev_max_2
ordinal_SNoLev_max_2
:
∀ x0 .
ordinal
x0
⟶
∀ x1 .
SNo
x1
⟶
SNoLev
x1
∈
ordsucc
x0
⟶
SNoLe
x1
x0
Known
nat_ordsucc
nat_ordsucc
:
∀ x0 .
nat_p
x0
⟶
nat_p
(
ordsucc
x0
)
Known
ordinal_SNoLev
ordinal_SNoLev
:
∀ x0 .
ordinal
x0
⟶
SNoLev
x0
=
x0
Known
ordinal_ordsucc
ordinal_ordsucc
:
∀ x0 .
ordinal
x0
⟶
ordinal
(
ordsucc
x0
)
Known
ordinal_ordsucc_In
ordinal_ordsucc_In
:
∀ x0 .
ordinal
x0
⟶
∀ x1 .
x1
∈
x0
⟶
ordsucc
x1
∈
ordsucc
x0
Known
ordinal_SNoLt_In
ordinal_SNoLt_In
:
∀ x0 x1 .
ordinal
x0
⟶
ordinal
x1
⟶
SNoLt
x0
x1
⟶
x0
∈
x1
Theorem
a91d1..
:
∀ x0 x1 .
nat_p
x0
⟶
nat_p
x1
⟶
SNoLt
x0
x1
⟶
SNoLe
(
add_SNo
x0
1
)
x1
(proof)
Definition
not
not
:=
λ x0 : ο .
x0
⟶
False
Known
SNoLt_irref
SNoLt_irref
:
∀ x0 .
not
(
SNoLt
x0
x0
)
Known
SNoLeLt_tra
SNoLeLt_tra
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLe
x0
x1
⟶
SNoLt
x1
x2
⟶
SNoLt
x0
x2
Known
SNoLtLe_tra
SNoLtLe_tra
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLt
x0
x1
⟶
SNoLe
x1
x2
⟶
SNoLt
x0
x2
Known
nat_inv_impred
nat_inv_impred
:
∀ x0 :
ι → ο
.
x0
0
⟶
(
∀ x1 .
nat_p
x1
⟶
x0
(
ordsucc
x1
)
)
⟶
∀ x1 .
nat_p
x1
⟶
x0
x1
Known
minus_add_SNo_distr
minus_add_SNo_distr
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
minus_SNo
(
add_SNo
x0
x1
)
=
add_SNo
(
minus_SNo
x0
)
(
minus_SNo
x1
)
Known
add_SNo_minus_R2'
add_SNo_minus_R2
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
add_SNo
(
add_SNo
x0
(
minus_SNo
x1
)
)
x1
=
x0
Known
cases_1
cases_1
:
∀ x0 .
x0
∈
1
⟶
∀ x1 :
ι → ο
.
x1
0
⟶
x1
x0
Known
nat_0_in_ordsucc
nat_0_in_ordsucc
:
∀ x0 .
nat_p
x0
⟶
0
∈
ordsucc
x0
Known
add_SNo_0L
add_SNo_0L
:
∀ x0 .
SNo
x0
⟶
add_SNo
0
x0
=
x0
Known
add_SNo_Le1
add_SNo_Le1
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLe
x0
x2
⟶
SNoLe
(
add_SNo
x0
x1
)
(
add_SNo
x2
x1
)
Known
add_SNo_minus_R2
add_SNo_minus_R2
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
add_SNo
(
add_SNo
x0
x1
)
(
minus_SNo
x1
)
=
x0
Known
minus_SNo_Lt_contra3
minus_SNo_Lt_contra3
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLt
(
minus_SNo
x0
)
(
minus_SNo
x1
)
⟶
SNoLt
x1
x0
Theorem
bf402..
:
∀ x0 .
x0
∈
int
⟶
∀ x1 .
x1
∈
int
⟶
SNoLt
x0
x1
⟶
SNoLe
(
add_SNo
x0
1
)
x1
(proof)
Known
nat_ind
nat_ind
:
∀ x0 :
ι → ο
.
x0
0
⟶
(
∀ x1 .
nat_p
x1
⟶
x0
x1
⟶
x0
(
ordsucc
x1
)
)
⟶
∀ x1 .
nat_p
x1
⟶
x0
x1
Known
nat_p_int
nat_p_int
:
∀ x0 .
nat_p
x0
⟶
x0
∈
int
Known
abs_SNo_0
abs_SNo_0
:
abs_SNo
0
=
0
Known
mul_SNo_zeroR
mul_SNo_zeroR
:
∀ x0 .
SNo
x0
⟶
mul_SNo
x0
0
=
0
Known
int_SNo
int_SNo
:
∀ x0 .
x0
∈
int
⟶
SNo
x0
Known
SNoLe_tra
SNoLe_tra
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLe
x0
x1
⟶
SNoLe
x1
x2
⟶
SNoLe
x0
x2
Known
SNo_abs_SNo
SNo_abs_SNo
:
∀ x0 .
SNo
x0
⟶
SNo
(
abs_SNo
x0
)
Known
pos_mul_SNo_Lt
pos_mul_SNo_Lt
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNoLt
0
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLt
x1
x2
⟶
SNoLt
(
mul_SNo
x0
x1
)
(
mul_SNo
x0
x2
)
Known
SNoLt_0_2
SNoLt_0_2
:
SNoLt
0
2
Known
add_SNo_0R
add_SNo_0R
:
∀ x0 .
SNo
x0
⟶
add_SNo
x0
0
=
x0
Known
add_SNo_Lt2
add_SNo_Lt2
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLt
x1
x2
⟶
SNoLt
(
add_SNo
x0
x1
)
(
add_SNo
x0
x2
)
Known
minus_SNo_Lt_contra1
minus_SNo_Lt_contra1
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLt
(
minus_SNo
x0
)
x1
⟶
SNoLt
(
minus_SNo
x1
)
x0
Known
SNoLt_0_1
SNoLt_0_1
:
SNoLt
0
1
Known
int_add_SNo
int_add_SNo
:
∀ x0 .
x0
∈
int
⟶
∀ x1 .
x1
∈
int
⟶
add_SNo
x0
x1
∈
int
Known
int_minus_SNo
int_minus_SNo
:
∀ x0 .
x0
∈
int
⟶
minus_SNo
x0
∈
int
Known
abs_SNo_dist_swap
abs_SNo_dist_swap
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
abs_SNo
(
add_SNo
x0
(
minus_SNo
x1
)
)
=
abs_SNo
(
add_SNo
x1
(
minus_SNo
x0
)
)
Known
add_SNo_minus_Lt1b
add_SNo_minus_Lt1b
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLt
x0
(
add_SNo
x2
x1
)
⟶
SNoLt
(
add_SNo
x0
(
minus_SNo
x1
)
)
x2
Known
add_SNo_minus_Le2b
add_SNo_minus_Le2b
:
∀ x0 x1 x2 .
SNo
x0
⟶
SNo
x1
⟶
SNo
x2
⟶
SNoLe
(
add_SNo
x2
x1
)
x0
⟶
SNoLe
x2
(
add_SNo
x0
(
minus_SNo
x1
)
)
Known
SNoLeE
SNoLeE
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
SNoLe
x0
x1
⟶
or
(
SNoLt
x0
x1
)
(
x0
=
x1
)
Known
pos_abs_SNo
pos_abs_SNo
:
∀ x0 .
SNoLt
0
x0
⟶
abs_SNo
x0
=
x0
Known
add_SNo_minus_SNo_prop2
add_SNo_minus_SNo_prop2
:
∀ x0 x1 .
SNo
x0
⟶
SNo
x1
⟶
add_SNo
x0
(
add_SNo
(
minus_SNo
x0
)
x1
)
=
x1
Theorem
2a08a..
:
∀ x0 .
nat_p
x0
⟶
(
x0
=
0
⟶
∀ x1 : ο .
x1
)
⟶
∀ x1 .
nat_p
x1
⟶
∀ x2 : ο .
(
∀ x3 .
and
(
x3
∈
int
)
(
and
(
SNoLe
(
mul_SNo
2
(
abs_SNo
x3
)
)
x0
)
(
divides_nat
x0
(
add_SNo
x1
(
minus_SNo
x3
)
)
)
)
⟶
x2
)
⟶
x2
(proof)
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