Details

Time bar (total: 13.1s)

sample28.0ms

Algorithm
intervals
Results
8.0ms54×body640valid
6.0ms153×body80valid
3.0ms16×body1280valid
3.0ms20×body320valid
1.0ms13×body160valid

simplify290.0ms

Counts
1 → 1
Iterations
IterNodes
done475
9475
8357
7164
6102
581
465
345
235
121
010

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.5b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(/ 1 (- x 1))
0.0b
(- (/ 1 (+ x 1)) (/ 2 x))
1.2b
(+ (- (/ 1 (+ x 1)) (/ 2 x)) (/ 1 (- x 1)))

rewrite464.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
58×add-sqr-sqrt
56×times-frac
25×add-cube-cbrt
18×distribute-lft-out--
17×distribute-lft-out
14×difference-of-squares
12×add-exp-log
11×associate-/r* add-log-exp
add-cbrt-cube div-inv
pow1 associate-/l*
difference-of-sqr-1 div-exp associate-/r/ insert-posit16
flip3-- frac-add flip--
cbrt-undiv rec-exp associate-+l+ clear-num sum-log sub-neg frac-2neg flip3-+ diff-log 1-exp frac-sub flip-+ pow-flip inv-pow
+-commutative associate-+l-
Counts
4 → 141
Calls
4 calls:
12.0ms
(/ 1 (+ x 1))
16.0ms
(/ 1 (- x 1))
81.0ms
(- (/ 1 (+ x 1)) (/ 2 x))
351.0ms
(+ (- (/ 1 (+ x 1)) (/ 2 x)) (/ 1 (- x 1)))

series197.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(/ 1 (+ x 1))
24.0ms
(/ 1 (- x 1))
32.0ms
(- (/ 1 (+ x 1)) (/ 2 x))
117.0ms
(+ (- (/ 1 (+ x 1)) (/ 2 x)) (/ 1 (- x 1)))

simplify1.7s

Counts
153 → 153
Iterations
IterNodes
done5000
21628
1510
0219

prune563.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(/ 1 (- x 1))
0.0b
(+ (/ 1 (+ x 1)) (/ -2 x))
1.2b
(+ (+ (/ 1 (+ x 1)) (/ -2 x)) (/ 1 (- x 1)))

rewrite448.0ms

Algorithm
rewrite-expression-head
Rules
96×*-un-lft-identity
49×times-frac
41×add-sqr-sqrt
29×distribute-lft-out
25×add-cube-cbrt
12×add-exp-log
11×associate-/r* add-log-exp
add-cbrt-cube div-inv difference-of-squares
pow1 associate-/l* distribute-lft-out--
frac-add
sum-log flip3-+ difference-of-sqr-1 div-exp associate-/r/ flip-+ insert-posit16
cbrt-undiv +-commutative rec-exp clear-num frac-2neg 1-exp pow-flip inv-pow
associate-+l+ flip3-- flip--
Counts
4 → 132
Calls
4 calls:
11.0ms
(/ 1 (+ x 1))
11.0ms
(/ 1 (- x 1))
60.0ms
(+ (/ 1 (+ x 1)) (/ -2 x))
361.0ms
(+ (+ (/ 1 (+ x 1)) (/ -2 x)) (/ 1 (- x 1)))

series207.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(/ 1 (+ x 1))
15.0ms
(/ 1 (- x 1))
34.0ms
(+ (/ 1 (+ x 1)) (/ -2 x))
133.0ms
(+ (+ (/ 1 (+ x 1)) (/ -2 x)) (/ 1 (- x 1)))

simplify1.6s

Counts
144 → 144
Iterations
IterNodes
done5000
21540
1490
0203

prune444.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (- (* 1 x) (* (+ x 1) 2)) (- x 1))
0.0b
(/ (+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1)) (* (* (+ x 1) x) (- x 1)))
0.0b
(* (* (+ x 1) x) (- x 1))
14.6b
(+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1))

rewrite409.0ms

Algorithm
rewrite-expression-head
Rules
90×associate-*l/
36×flip3-- flip--
32×frac-add
28×frac-times
24×flip3-+ flip-+
20×add-cbrt-cube add-exp-log
19×add-sqr-sqrt
18×associate-/l/
15×*-un-lft-identity
14×associate-*r* associate-*r/
11×pow1
add-cube-cbrt
associate-/r/
prod-exp cbrt-unprod
distribute-rgt-in sub-neg distribute-lft-in add-log-exp
associate-+l+ associate-*l* pow-prod-down insert-posit16 difference-of-squares
cbrt-undiv times-frac div-exp associate-/l*
difference-of-sqr-1 *-commutative distribute-lft-out--
+-commutative clear-num associate-/r* sum-log frac-2neg div-inv unswap-sqr
Counts
4 → 152
Calls
4 calls:
65.0ms
(* (- (* 1 x) (* (+ x 1) 2)) (- x 1))
193.0ms
(/ (+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1)) (* (* (+ x 1) x) (- x 1)))
88.0ms
(* (* (+ x 1) x) (- x 1))
56.0ms
(+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1))

series260.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(* (- (* 1 x) (* (+ x 1) 2)) (- x 1))
93.0ms
(/ (+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1)) (* (* (+ x 1) x) (- x 1)))
129.0ms
(* (* (+ x 1) x) (- x 1))
2.0ms
(+ (* (- (* 1 x) (* (+ x 1) 2)) (- x 1)) (* (* (+ x 1) x) 1))

simplify1.9s

Counts
164 → 164
Iterations
IterNodes
done5001
11102
0295

prune827.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (+ x 1) x)
0.0b
(* (* (+ x 1) x) (- x 1))
0.2b
(/ 2 (* (* (+ x 1) x) (- x 1)))

rewrite134.0ms

Algorithm
rewrite-expression-head
Rules
19×add-cbrt-cube add-exp-log
18×associate-*l/
14×add-sqr-sqrt
13×*-un-lft-identity
10×pow1 associate-*r*
frac-times associate-/r/ add-cube-cbrt
flip3-+ prod-exp cbrt-unprod flip-+
flip3-- flip--
associate-*l*
pow-prod-down associate-*r/
cbrt-undiv times-frac div-exp insert-posit16 associate-/l* add-log-exp
distribute-rgt-in sub-neg distribute-lft-in *-commutative difference-of-squares
clear-num associate-/r* frac-2neg difference-of-sqr-1 div-inv distribute-lft-out distribute-lft-out-- unswap-sqr
Counts
3 → 89
Calls
3 calls:
36.0ms
(* (+ x 1) x)
58.0ms
(* (* (+ x 1) x) (- x 1))
37.0ms
(/ 2 (* (* (+ x 1) x) (- x 1)))

series274.0ms

Counts
3 → 9
Calls
3 calls:
62.0ms
(* (+ x 1) x)
125.0ms
(* (* (+ x 1) x) (- x 1))
87.0ms
(/ 2 (* (* (+ x 1) x) (- x 1)))

simplify1.5s

Counts
98 → 98
Iterations
IterNodes
done5008
22109
1475
0156

prune263.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes22.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done12
112
08

end0.0ms

sample1.5s

Algorithm
intervals
Results
514.0ms1888×body640valid
337.0ms4145×body80valid
249.0ms557×body1280valid
195.0ms938×body320valid
54.0ms475×body160valid