*** 1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
Strict TRS Rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
quot(0(),s(y)) -> 0()
quot(s(x),s(y)) -> s(quot(minus(x,y),s(y)))
Weak DP Rules:
Weak TRS Rules:
Signature:
{minus/2,quot/2} / {0/0,s/1}
Obligation:
Full
basic terms: {minus,quot}/{0,s}
Applied Processor:
DependencyPairs {dpKind_ = DT}
Proof:
We add the following weak dependency pairs:
Strict DPs
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Weak DPs
and mark the set of starting terms.
*** 1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Strict TRS Rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
quot(0(),s(y)) -> 0()
quot(s(x),s(y)) -> s(quot(minus(x,y),s(y)))
Weak DP Rules:
Weak TRS Rules:
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
UsableRules
Proof:
We replace rewrite rules by usable rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
*** 1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Strict TRS Rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
Weak DP Rules:
Weak TRS Rules:
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
PredecessorEstimation {onSelection = all simple predecessor estimation selector}
Proof:
We estimate the number of application of
{3}
by application of
Pre({3}) = {1,4}.
Here rules are labelled as follows:
1: minus#(x,0()) -> c_1(x)
2: minus#(s(x),s(y)) ->
c_2(minus#(x,y))
3: quot#(0(),s(y)) -> c_3()
4: quot#(s(x),s(y)) ->
c_4(quot#(minus(x,y),s(y)))
*** 1.1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Strict TRS Rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
Weak DP Rules:
quot#(0(),s(y)) -> c_3()
Weak TRS Rules:
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
WeightGap {wgDimension = 1, wgDegree = 0, wgKind = Algebraic, wgUArgs = UArgs, wgOn = WgOnAny}
Proof:
The weightgap principle applies using the following nonconstant growth matrix-interpretation:
We apply a matrix interpretation of kind constructor based matrix interpretation:
The following argument positions are considered usable:
uargs(quot#) = {1},
uargs(c_2) = {1},
uargs(c_4) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [0]
p(minus) = [1] x1 + [0]
p(quot) = [0]
p(s) = [1] x1 + [1]
p(minus#) = [8] x1 + [5] x2 + [0]
p(quot#) = [1] x1 + [8] x2 + [7]
p(c_1) = [8] x1 + [8]
p(c_2) = [1] x1 + [0]
p(c_3) = [15]
p(c_4) = [1] x1 + [0]
Following rules are strictly oriented:
minus#(s(x),s(y)) = [8] x + [5] y + [13]
> [8] x + [5] y + [0]
= c_2(minus#(x,y))
quot#(s(x),s(y)) = [1] x + [8] y + [16]
> [1] x + [8] y + [15]
= c_4(quot#(minus(x,y),s(y)))
minus(s(x),s(y)) = [1] x + [1]
> [1] x + [0]
= minus(x,y)
Following rules are (at-least) weakly oriented:
minus#(x,0()) = [8] x + [0]
>= [8] x + [8]
= c_1(x)
quot#(0(),s(y)) = [8] y + [15]
>= [15]
= c_3()
minus(x,0()) = [1] x + [0]
>= [1] x + [0]
= x
Further, it can be verified that all rules not oriented are covered by the weightgap condition.
*** 1.1.1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
minus#(x,0()) -> c_1(x)
Strict TRS Rules:
minus(x,0()) -> x
Weak DP Rules:
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Weak TRS Rules:
minus(s(x),s(y)) -> minus(x,y)
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
WeightGap {wgDimension = 1, wgDegree = 0, wgKind = Algebraic, wgUArgs = UArgs, wgOn = WgOnAny}
Proof:
The weightgap principle applies using the following nonconstant growth matrix-interpretation:
We apply a matrix interpretation of kind constructor based matrix interpretation:
The following argument positions are considered usable:
uargs(quot#) = {1},
uargs(c_2) = {1},
uargs(c_4) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [14]
p(minus) = [1] x1 + [0]
p(quot) = [8] x1 + [1] x2 + [1]
p(s) = [1] x1 + [6]
p(minus#) = [2] x1 + [11]
p(quot#) = [1] x1 + [0]
p(c_1) = [2] x1 + [2]
p(c_2) = [1] x1 + [1]
p(c_3) = [8]
p(c_4) = [1] x1 + [6]
Following rules are strictly oriented:
minus#(x,0()) = [2] x + [11]
> [2] x + [2]
= c_1(x)
Following rules are (at-least) weakly oriented:
minus#(s(x),s(y)) = [2] x + [23]
>= [2] x + [12]
= c_2(minus#(x,y))
quot#(0(),s(y)) = [14]
>= [8]
= c_3()
quot#(s(x),s(y)) = [1] x + [6]
>= [1] x + [6]
= c_4(quot#(minus(x,y),s(y)))
minus(x,0()) = [1] x + [0]
>= [1] x + [0]
= x
minus(s(x),s(y)) = [1] x + [6]
>= [1] x + [0]
= minus(x,y)
Further, it can be verified that all rules not oriented are covered by the weightgap condition.
*** 1.1.1.1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
Strict TRS Rules:
minus(x,0()) -> x
Weak DP Rules:
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Weak TRS Rules:
minus(s(x),s(y)) -> minus(x,y)
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
WeightGap {wgDimension = 1, wgDegree = 0, wgKind = Algebraic, wgUArgs = UArgs, wgOn = WgOnAny}
Proof:
The weightgap principle applies using the following nonconstant growth matrix-interpretation:
We apply a matrix interpretation of kind constructor based matrix interpretation:
The following argument positions are considered usable:
uargs(quot#) = {1},
uargs(c_2) = {1},
uargs(c_4) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [15]
p(minus) = [1] x1 + [1]
p(quot) = [1] x2 + [0]
p(s) = [1] x1 + [2]
p(minus#) = [1]
p(quot#) = [1] x1 + [0]
p(c_1) = [1]
p(c_2) = [1] x1 + [0]
p(c_3) = [2]
p(c_4) = [1] x1 + [1]
Following rules are strictly oriented:
minus(x,0()) = [1] x + [1]
> [1] x + [0]
= x
Following rules are (at-least) weakly oriented:
minus#(x,0()) = [1]
>= [1]
= c_1(x)
minus#(s(x),s(y)) = [1]
>= [1]
= c_2(minus#(x,y))
quot#(0(),s(y)) = [15]
>= [2]
= c_3()
quot#(s(x),s(y)) = [1] x + [2]
>= [1] x + [2]
= c_4(quot#(minus(x,y),s(y)))
minus(s(x),s(y)) = [1] x + [3]
>= [1] x + [1]
= minus(x,y)
Further, it can be verified that all rules not oriented are covered by the weightgap condition.
*** 1.1.1.1.1.1.1 Progress [(O(1),O(1))] ***
Considered Problem:
Strict DP Rules:
Strict TRS Rules:
Weak DP Rules:
minus#(x,0()) -> c_1(x)
minus#(s(x),s(y)) -> c_2(minus#(x,y))
quot#(0(),s(y)) -> c_3()
quot#(s(x),s(y)) -> c_4(quot#(minus(x,y),s(y)))
Weak TRS Rules:
minus(x,0()) -> x
minus(s(x),s(y)) -> minus(x,y)
Signature:
{minus/2,quot/2,minus#/2,quot#/2} / {0/0,s/1,c_1/1,c_2/1,c_3/0,c_4/1}
Obligation:
Full
basic terms: {minus#,quot#}/{0,s}
Applied Processor:
EmptyProcessor
Proof:
The problem is already closed. The intended complexity is O(1).