Details

Time bar (total: 7.7s)

sample41.0ms

Algorithm
intervals
Results
14.0ms69×body1280valid
7.0ms59×body640valid
4.0ms163×body80valid
2.0ms29×body320valid
1.0ms20×body160valid

simplify29.0ms

Counts
1 → 1
Iterations
IterNodes
done15
315
213
110
05

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 42.3b

localize8.0ms

Local error

Found 1 expressions with local error:

5.1b
(- (exp x) 1.0)

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-log-exp
pow1 sub-neg flip3-- add-cbrt-cube diff-log add-exp-log add-cube-cbrt flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 14
Calls
1 calls:
15.0ms
(- (exp x) 1.0)

series26.0ms

Counts
1 → 3
Calls
1 calls:
26.0ms
(- (exp x) 1.0)

simplify2.1s

Counts
17 → 17
Iterations
IterNodes
done5002
42834
3681
2221
183
039

prune73.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize25.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (+ (* x 1/6) 1/2) (pow x 2))
0.4b
(* x 1/6)
2.3b
(/ (+ (* (+ (* x 1/6) 1/2) (pow x 2)) x) x)

rewrite130.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
16×*-un-lft-identity add-cube-cbrt
12×add-exp-log
11×associate-*r*
times-frac add-cbrt-cube
associate-*l*
pow1 unswap-sqr
unpow-prod-down prod-exp
associate-/r* associate-/l* add-log-exp
flip3-+ associate-*l/ *-commutative cbrt-unprod flip-+ unpow2 sqr-pow associate-/l/
pow-to-exp cbrt-undiv clear-num frac-2neg div-exp pow-prod-down pow-exp div-inv
Counts
3 → 76
Calls
3 calls:
50.0ms
(* (+ (* x 1/6) 1/2) (pow x 2))
11.0ms
(* x 1/6)
64.0ms
(/ (+ (* (+ (* x 1/6) 1/2) (pow x 2)) x) x)

series214.0ms

Counts
3 → 9
Calls
3 calls:
122.0ms
(* (+ (* x 1/6) 1/2) (pow x 2))
16.0ms
(* x 1/6)
75.0ms
(/ (+ (* (+ (* x 1/6) 1/2) (pow x 2)) x) x)

simplify1.2s

Counts
85 → 85
Iterations
IterNodes
done5000
22049
1355
0141

prune337.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (exp x) 1.0)
0.0b
(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
5.0b
(- (exp (+ x x)) (* 1.0 1.0))

rewrite220.0ms

Algorithm
rewrite-expression-head
Rules
28×*-un-lft-identity
20×add-sqr-sqrt times-frac
14×add-cube-cbrt
12×difference-of-squares
distribute-lft-out add-log-exp
exp-sum
add-cbrt-cube add-exp-log associate-/l*
associate-/r*
pow1
flip3-+ flip3-- associate-/r/ flip-+ flip-- associate-/l/
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
3 → 72
Calls
3 calls:
13.0ms
(+ (exp x) 1.0)
155.0ms
(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
47.0ms
(- (exp (+ x x)) (* 1.0 1.0))

series133.0ms

Counts
3 → 9
Calls
3 calls:
15.0ms
(+ (exp x) 1.0)
81.0ms
(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
38.0ms
(- (exp (+ x x)) (* 1.0 1.0))

simplify827.0ms

Counts
81 → 81
Iterations
IterNodes
done5001
21515
1340
0131

prune449.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes54.0ms

Accuracy

99.1% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 21.2b

bsearch70.0ms

Steps
ItersRangePoint
10
-938.9819325385033
-1.6260248627107784e-07
-0.00012830633707642283

simplify5.0ms

Iterations
IterNodes
done27
127
022

end0.0ms

sample1.8s

Algorithm
intervals
Results
758.0ms2291×body1280valid
346.0ms1661×body640valid
253.0ms5426×body80valid
100.0ms827×body320valid
31.0ms419×body160valid