Details

Time bar (total: 13.0s)

sample58.0ms

Algorithm
intervals
Results
17.0ms61×body640valid
10.0ms138×body80valid
7.0ms33×body320valid
5.0ms13×body1280valid
2.0ms11×body160valid

simplify194.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01015
11815
23115
34115
45015
55515
66415
78215
89915
910915
done10915

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.2b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ x 1.0))
0.0b
(/ 1.0 (- x 1.0))
0.0b
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
2.0b
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

rewrite490.0ms

Algorithm
rewrite-expression-head
Rules
83×*-un-lft-identity
47×times-frac
43×add-sqr-sqrt
23×add-cube-cbrt
14×distribute-lft-out--
13×distribute-lft-out
11×add-log-exp
associate-/r*
add-exp-log add-cbrt-cube difference-of-squares
associate-/l*
pow1 associate-/r/
flip3-- frac-add flip--
cbrt-undiv sub-neg associate-+l+ frac-2neg flip3-+ diff-log div-exp clear-num sum-log frac-sub flip-+ div-inv
+-commutative associate-+l-
Counts
4 → 114
Calls
4 calls:
13.0ms
(/ 1.0 (+ x 1.0))
13.0ms
(/ 1.0 (- x 1.0))
88.0ms
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
372.0ms
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

series435.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(/ 1.0 (+ x 1.0))
31.0ms
(/ 1.0 (- x 1.0))
48.0ms
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
326.0ms
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

simplify2.7s

Counts
126 → 126
Iterations

Useful iterations: 3 (1.3s)

IterNodesCost
02131832
14981716
213151630
337741608
done50011608

prune389.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* 1.0 x) (* (+ x 1.0) 2.0))
0.0b
(/ (+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0)) (* (* (+ x 1.0) x) (- x 1.0)))
0.1b
(* (* (+ x 1.0) x) (- x 1.0))
14.6b
(+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0))

rewrite288.0ms

Algorithm
rewrite-expression-head
Rules
88×associate-*l/
32×frac-add
31×flip3-- flip--
24×frac-times flip3-+ flip-+
18×add-exp-log add-cbrt-cube associate-/l/
12×associate-*r/
pow1 add-sqr-sqrt *-un-lft-identity
associate-/r/ add-log-exp
add-cube-cbrt
prod-exp cbrt-unprod
sub-neg associate-*r*
distribute-rgt-in associate-+l+ distribute-lft-in
cbrt-undiv times-frac div-exp pow-prod-down associate-/l*
+-commutative frac-2neg diff-log associate-*l* clear-num associate-/r* sum-log *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 124
Calls
4 calls:
16.0ms
(- (* 1.0 x) (* (+ x 1.0) 2.0))
140.0ms
(/ (+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0)) (* (* (+ x 1.0) x) (- x 1.0)))
73.0ms
(* (* (+ x 1.0) x) (- x 1.0))
44.0ms
(+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0))

series351.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(- (* 1.0 x) (* (+ x 1.0) 2.0))
148.0ms
(/ (+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0)) (* (* (+ x 1.0) x) (- x 1.0)))
148.0ms
(* (* (+ x 1.0) x) (- x 1.0))
4.0ms
(+ (* (- (* 1.0 x) (* (+ x 1.0) 2.0)) (- x 1.0)) (* (* (+ x 1.0) x) 1.0))

simplify769.0ms

Counts
136 → 136
Iterations

Useful iterations: done (761.0ms)

IterNodesCost
02794788
19934541
done50004173

prune595.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.2b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (+ x 1.0) x)
0.1b
(* (* (+ x 1.0) x) (- x 1.0))
0.2b
(/ 2.0 (* (* (+ x 1.0) x) (- x 1.0)))

rewrite189.0ms

Algorithm
rewrite-expression-head
Rules
19×add-exp-log add-cbrt-cube
18×associate-*l/
12×add-sqr-sqrt *-un-lft-identity
10×pow1
frac-times add-cube-cbrt associate-*r* associate-/r/
flip3-+ prod-exp cbrt-unprod flip-+
flip3-- flip--
associate-*l*
associate-*r/ pow-prod-down
cbrt-undiv times-frac div-exp associate-/l* add-log-exp
distribute-rgt-in sub-neg distribute-lft-in *-commutative
frac-2neg clear-num associate-/r* div-inv distribute-lft-out distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 84
Calls
3 calls:
42.0ms
(* (+ x 1.0) x)
91.0ms
(* (* (+ x 1.0) x) (- x 1.0))
50.0ms
(/ 2.0 (* (* (+ x 1.0) x) (- x 1.0)))

series359.0ms

Counts
3 → 9
Calls
3 calls:
65.0ms
(* (+ x 1.0) x)
173.0ms
(* (* (+ x 1.0) x) (- x 1.0))
121.0ms
(/ 2.0 (* (* (+ x 1.0) x) (- x 1.0)))

simplify1.5s

Counts
93 → 93
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01541283
14221247
217481075
done50021074

prune248.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x 1.0) x)
0.0b
(/ 2.0 (- x 1.0))
0.1b
(* (/ 1 (* (+ x 1.0) x)) (/ 2.0 (- x 1.0)))
0.3b
(/ 1 (* (+ x 1.0) x))

rewrite228.0ms

Algorithm
rewrite-expression-head
Rules
64×add-exp-log
50×add-sqr-sqrt
45×*-un-lft-identity
37×times-frac
34×add-cbrt-cube
29×add-cube-cbrt
24×associate-*r* prod-exp
20×div-exp
13×associate-*l*
11×pow1
10×cbrt-undiv cbrt-unprod
associate-/r/
associate-*l/ distribute-lft-out-- difference-of-squares
rec-exp 1-exp associate-/r* associate-/l*
div-inv add-log-exp
flip3-+ pow-prod-down flip-+ unswap-sqr
flip3-- pow-flip frac-2neg clear-num *-commutative flip--
frac-times associate-*r/ distribute-lft-out inv-pow
Counts
4 → 152
Calls
4 calls:
27.0ms
(* (+ x 1.0) x)
11.0ms
(/ 2.0 (- x 1.0))
152.0ms
(* (/ 1 (* (+ x 1.0) x)) (/ 2.0 (- x 1.0)))
32.0ms
(/ 1 (* (+ x 1.0) x))

series283.0ms

Counts
4 → 12
Calls
4 calls:
63.0ms
(* (+ x 1.0) x)
54.0ms
(/ 2.0 (- x 1.0))
121.0ms
(* (/ 1 (* (+ x 1.0) x)) (/ 2.0 (- x 1.0)))
45.0ms
(/ 1 (* (+ x 1.0) x))

simplify1.9s

Counts
164 → 164
Iterations

Useful iterations: 2 (423.0ms)

IterNodesCost
02372157
16021914
220901640
done50001640

prune408.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

regimes39.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01013
11413
done1413

end0.0ms

sample1.4s

Algorithm
intervals
Results
519.0ms1870×body640valid
260.0ms4113×body80valid
235.0ms989×body320valid
136.0ms566×body1280valid
74.0ms468×body160valid