*** 1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
Strict TRS Rules:
f(f(x)) -> f(x)
f(s(x)) -> f(x)
g(s(0())) -> g(f(s(0())))
Weak DP Rules:
Weak TRS Rules:
Signature:
{f/1,g/1} / {0/0,s/1}
Obligation:
Full
basic terms: {f,g}/{0,s}
Applied Processor:
DependencyPairs {dpKind_ = DT}
Proof:
We add the following weak dependency pairs:
Strict DPs
f#(f(x)) -> c_1(f#(x))
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Weak DPs
and mark the set of starting terms.
*** 1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
f#(f(x)) -> c_1(f#(x))
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Strict TRS Rules:
f(f(x)) -> f(x)
f(s(x)) -> f(x)
g(s(0())) -> g(f(s(0())))
Weak DP Rules:
Weak TRS Rules:
Signature:
{f/1,g/1,f#/1,g#/1} / {0/0,s/1,c_1/1,c_2/1,c_3/1}
Obligation:
Full
basic terms: {f#,g#}/{0,s}
Applied Processor:
UsableRules
Proof:
We replace rewrite rules by usable rules:
f(f(x)) -> f(x)
f(s(x)) -> f(x)
f#(f(x)) -> c_1(f#(x))
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
*** 1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
f#(f(x)) -> c_1(f#(x))
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Strict TRS Rules:
f(f(x)) -> f(x)
f(s(x)) -> f(x)
Weak DP Rules:
Weak TRS Rules:
Signature:
{f/1,g/1,f#/1,g#/1} / {0/0,s/1,c_1/1,c_2/1,c_3/1}
Obligation:
Full
basic terms: {f#,g#}/{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(g#) = {1},
uargs(c_1) = {1},
uargs(c_2) = {1},
uargs(c_3) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [4]
p(f) = [4] x1 + [4]
p(g) = [2]
p(s) = [1] x1 + [0]
p(f#) = [2] x1 + [0]
p(g#) = [1] x1 + [0]
p(c_1) = [1] x1 + [0]
p(c_2) = [1] x1 + [0]
p(c_3) = [1] x1 + [4]
Following rules are strictly oriented:
f#(f(x)) = [8] x + [8]
> [2] x + [0]
= c_1(f#(x))
f(f(x)) = [16] x + [20]
> [4] x + [4]
= f(x)
Following rules are (at-least) weakly oriented:
f#(s(x)) = [2] x + [0]
>= [2] x + [0]
= c_2(f#(x))
g#(s(0())) = [4]
>= [24]
= c_3(g#(f(s(0()))))
f(s(x)) = [4] x + [4]
>= [4] x + [4]
= f(x)
Further, it can be verified that all rules not oriented are covered by the weightgap condition.
*** 1.1.1.1 Progress [(O(1),O(n^1))] ***
Considered Problem:
Strict DP Rules:
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Strict TRS Rules:
f(s(x)) -> f(x)
Weak DP Rules:
f#(f(x)) -> c_1(f#(x))
Weak TRS Rules:
f(f(x)) -> f(x)
Signature:
{f/1,g/1,f#/1,g#/1} / {0/0,s/1,c_1/1,c_2/1,c_3/1}
Obligation:
Full
basic terms: {f#,g#}/{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(g#) = {1},
uargs(c_1) = {1},
uargs(c_2) = {1},
uargs(c_3) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [0]
p(f) = [1]
p(g) = [0]
p(s) = [1] x1 + [2]
p(f#) = [0]
p(g#) = [1] x1 + [9]
p(c_1) = [1] x1 + [0]
p(c_2) = [1] x1 + [0]
p(c_3) = [1] x1 + [0]
Following rules are strictly oriented:
g#(s(0())) = [11]
> [10]
= c_3(g#(f(s(0()))))
Following rules are (at-least) weakly oriented:
f#(f(x)) = [0]
>= [0]
= c_1(f#(x))
f#(s(x)) = [0]
>= [0]
= c_2(f#(x))
f(f(x)) = [1]
>= [1]
= f(x)
f(s(x)) = [1]
>= [1]
= f(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:
f#(s(x)) -> c_2(f#(x))
Strict TRS Rules:
f(s(x)) -> f(x)
Weak DP Rules:
f#(f(x)) -> c_1(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Weak TRS Rules:
f(f(x)) -> f(x)
Signature:
{f/1,g/1,f#/1,g#/1} / {0/0,s/1,c_1/1,c_2/1,c_3/1}
Obligation:
Full
basic terms: {f#,g#}/{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(g#) = {1},
uargs(c_1) = {1},
uargs(c_2) = {1},
uargs(c_3) = {1}
Following symbols are considered usable:
{}
TcT has computed the following interpretation:
p(0) = [0]
p(f) = [1] x1 + [0]
p(g) = [0]
p(s) = [1] x1 + [9]
p(f#) = [1] x1 + [0]
p(g#) = [1] x1 + [0]
p(c_1) = [1] x1 + [0]
p(c_2) = [1] x1 + [0]
p(c_3) = [1] x1 + [0]
Following rules are strictly oriented:
f#(s(x)) = [1] x + [9]
> [1] x + [0]
= c_2(f#(x))
f(s(x)) = [1] x + [9]
> [1] x + [0]
= f(x)
Following rules are (at-least) weakly oriented:
f#(f(x)) = [1] x + [0]
>= [1] x + [0]
= c_1(f#(x))
g#(s(0())) = [9]
>= [9]
= c_3(g#(f(s(0()))))
f(f(x)) = [1] x + [0]
>= [1] x + [0]
= f(x)
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(1))] ***
Considered Problem:
Strict DP Rules:
Strict TRS Rules:
Weak DP Rules:
f#(f(x)) -> c_1(f#(x))
f#(s(x)) -> c_2(f#(x))
g#(s(0())) -> c_3(g#(f(s(0()))))
Weak TRS Rules:
f(f(x)) -> f(x)
f(s(x)) -> f(x)
Signature:
{f/1,g/1,f#/1,g#/1} / {0/0,s/1,c_1/1,c_2/1,c_3/1}
Obligation:
Full
basic terms: {f#,g#}/{0,s}
Applied Processor:
EmptyProcessor
Proof:
The problem is already closed. The intended complexity is O(1).