Details

Time bar (total: 15.3s)

sample89.0ms

Algorithm
intervals
Results
40.0ms83×body1280valid
17.0ms50×body640valid
12.0ms171×body80valid
6.0ms27×body320valid
2.0msbody160valid

simplify26.0ms

Counts
1 → 1
Iterations
IterNodes
done18
318
215
113
05

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 40.9b

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- (exp x) 1) x)
2.8b
(- (exp x) 1)

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt
29×*-un-lft-identity
21×times-frac
14×add-cube-cbrt
10×difference-of-squares
associate-/l*
difference-of-sqr-1 distribute-lft-out--
add-cbrt-cube add-exp-log add-log-exp
associate-/r*
pow1 flip3-- insert-posit16 flip-- associate-/l/
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 64
Calls
2 calls:
21.0ms
(/ (- (exp x) 1) x)
8.0ms
(- (exp x) 1)

series75.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(/ (- (exp x) 1) x)
21.0ms
(- (exp x) 1)

simplify1.8s

Counts
70 → 70
Iterations
IterNodes
done5001
32199
2642
1239
0108

prune262.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 2 expressions with local error:

0.0b
(* x (+ 1/2 (* 1/6 x)))
0.4b
(* 1/6 x)

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube associate-*r* associate-*l* add-exp-log add-cube-cbrt
pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod insert-posit16 add-log-exp unswap-sqr
distribute-rgt-in distribute-lft-in flip3-+ flip-+
Counts
2 → 42
Calls
2 calls:
25.0ms
(* x (+ 1/2 (* 1/6 x)))
11.0ms
(* 1/6 x)

series100.0ms

Counts
2 → 6
Calls
2 calls:
84.0ms
(* x (+ 1/2 (* 1/6 x)))
17.0ms
(* 1/6 x)

simplify3.3s

Counts
48 → 48
Iterations
IterNodes
done5000
34217
2733
1205
072

prune160.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- (* (exp x) (exp x)) (* 1 1)) (* x (+ (exp x) 1)))
0.0b
(* (exp x) (exp x))
0.0b
(* x (+ (exp x) 1))
2.8b
(- (* (exp x) (exp x)) (* 1 1))

rewrite171.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
20×*-un-lft-identity
18×exp-prod add-cube-cbrt
13×pow1 add-cbrt-cube
11×add-exp-log
associate-*r*
associate-*l* add-log-exp
pow-prod-down
times-frac associate-*r/ pow-sqr pow-prod-up insert-posit16 associate-/l*
swap-sqr prod-exp cbrt-unprod difference-of-squares
cbrt-undiv flip3-+ flip3-- div-exp associate-/r/ *-commutative flip-+ flip-- unswap-sqr associate-/l/
pow2 distribute-rgt-in clear-num associate-/r* sub-neg frac-2neg distribute-lft-in pow-plus diff-log div-sub div-inv distribute-lft-out
Counts
4 → 102
Calls
4 calls:
70.0ms
(/ (- (* (exp x) (exp x)) (* 1 1)) (* x (+ (exp x) 1)))
29.0ms
(* (exp x) (exp x))
43.0ms
(* x (+ (exp x) 1))
27.0ms
(- (* (exp x) (exp x)) (* 1 1))

series235.0ms

Counts
4 → 12
Calls
4 calls:
123.0ms
(/ (- (* (exp x) (exp x)) (* 1 1)) (* x (+ (exp x) 1)))
24.0ms
(* (exp x) (exp x))
49.0ms
(* x (+ (exp x) 1))
39.0ms
(- (* (exp x) (exp x)) (* 1 1))

simplify1.8s

Counts
114 → 114
Iterations
IterNodes
done5001
22373
1468
0157

prune385.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize47.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (exp x) (exp x))
0.0b
(* (* (exp x) (exp x)) (* (exp x) (exp x)))
0.0b
(cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x))))
2.8b
(- (cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x)))) (* 1 1))

rewrite506.0ms

Algorithm
rewrite-expression-head
Rules
150×exp-prod
122×pow1
79×pow-prod-up
61×add-sqr-sqrt
59×*-un-lft-identity pow-sqr
58×add-cube-cbrt
54×pow-prod-down
19×pow-plus
18×add-cbrt-cube
14×pow2
prod-exp cbrt-unprod
add-exp-log
add-log-exp
swap-sqr associate-*r* associate-*l* insert-posit16
*-commutative unswap-sqr
cbrt-prod sub-neg flip3-- pow1/3 diff-log pow3 rem-cbrt-cube flip-- distribute-lft-out-- difference-of-squares
Counts
4 → 158
Calls
4 calls:
21.0ms
(* (exp x) (exp x))
73.0ms
(* (* (exp x) (exp x)) (* (exp x) (exp x)))
297.0ms
(cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x))))
109.0ms
(- (cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x)))) (* 1 1))

series104.0ms

Counts
4 → 12
Calls
4 calls:
14.0ms
(* (exp x) (exp x))
33.0ms
(* (* (exp x) (exp x)) (* (exp x) (exp x)))
25.0ms
(cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x))))
31.0ms
(- (cbrt (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x)))) (* 1 1))

simplify3.3s

Counts
170 → 170
Iterations
IterNodes
done5001
33967
21446
1416
0144

prune471.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

regimes23.0ms

Accuracy

98.6% (0.3b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 21.4b

bsearch53.0ms

Steps
ItersRangePoint
9
-34.11472770615283
-3.67231414207575e-08
-0.00021841426619390923

simplify7.0ms

Iterations
IterNodes
done36
236
135
025

end0.0ms

sample2.4s

Algorithm
intervals
Results
1.3s2233×body1280valid
427.0ms1648×body640valid
321.0ms5494×body80valid
138.0ms818×body320valid
101.0ms430×body160valid