Details

Time bar (total: 7.1s)

sample65.0ms

Algorithm
intervals
Results
18.0ms366×body80valid
17.0ms390×body80nan

simplify62.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 4 (18.0ms)

IterNodesCost
04012
19212
226912
366912
4156511
5285511
6500111

prune10.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 5.4b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ y 0.0007936500793651) z)
0.1b
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.2b
(fma (log x) (- x 0.5) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
5.1b
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

rewrite120.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
18×*-un-lft-identity
16×add-cube-cbrt
10×add-exp-log add-cbrt-cube
times-frac
pow1
associate-*l*
associate-*r*
expm1-log1p-u associate-*l/ log1p-expm1-u add-log-exp
associate-/r* associate-/l*
flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ associate-/l/ unswap-sqr
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- fma-udef div-inv distribute-lft-out
Counts
4 → 86
Calls
4 calls:
22.0ms
(* (+ y 0.0007936500793651) z)
44.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.0ms
(fma (log x) (- x 0.5) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
53.0ms
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

series250.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(* (+ y 0.0007936500793651) z)
35.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
112.0ms
(fma (log x) (- x 0.5) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
77.0ms
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

simplify54.0ms

Algorithm
egg-herbie
Counts
98 → 98
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
0446778
11546696
25002694

prune370.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.8b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (* (log x) (- x 0.5)) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
0.1b
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.2b
(* (log x) (- x 0.5))
5.1b
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

rewrite387.0ms

Algorithm
rewrite-expression-head
Rules
120×add-sqr-sqrt
116×*-un-lft-identity
101×prod-diff
88×add-cube-cbrt
68×associate-+r+
54×times-frac
22×distribute-rgt-in associate-+l+ distribute-lft-in
14×distribute-lft-out-- difference-of-squares
13×add-log-exp
10×add-exp-log flip3-- associate-*r/ add-cbrt-cube flip--
pow1
associate-*r* frac-add
associate-*l*
div-inv
sub-neg
expm1-log1p-u frac-sub log1p-expm1-u
diff-log associate-/r* sum-log associate-/l*
flip3-+ pow-prod-down associate-*l/ prod-exp *-commutative cbrt-unprod flip-+ associate-/l/ unswap-sqr
cbrt-undiv +-commutative associate-+r- fma-def frac-2neg div-exp clear-num log-pow associate--r-
Counts
4 → 215
Calls
4 calls:
253.0ms
(+ (* (log x) (- x 0.5)) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
45.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
23.0ms
(* (log x) (- x 0.5))
52.0ms
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

series480.0ms

Counts
4 → 12
Calls
4 calls:
122.0ms
(+ (* (log x) (- x 0.5)) (- (/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x) (- x 0.91893853320467)))
35.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
247.0ms
(* (log x) (- x 0.5))
75.0ms
(/ (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) x)

simplify143.0ms

Algorithm
egg-herbie
Counts
227 → 227
Iterations

Useful iterations: 1 (28.0ms)

IterNodesCost
012533523
148823081
250013081

prune806.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 3.7b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ y 0.0007936500793651) z)
0.1b
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.2b
(fma (log x) (- x 0.5) (- (* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x)) (- x 0.91893853320467)))
5.2b
(* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x))

rewrite156.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
19×*-un-lft-identity associate-*r*
17×add-exp-log
16×add-cube-cbrt
13×add-cbrt-cube
11×times-frac
10×pow1 associate-*l*
associate-*l/ prod-exp
unswap-sqr
expm1-log1p-u cbrt-unprod log1p-expm1-u add-log-exp
flip3-+ pow-prod-down *-commutative flip-+
frac-times div-exp
cbrt-undiv rec-exp flip3-- 1-exp associate-*r/ un-div-inv flip-- fma-udef div-inv distribute-lft-out
Counts
4 → 97
Calls
4 calls:
20.0ms
(* (+ y 0.0007936500793651) z)
45.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.0ms
(fma (log x) (- x 0.5) (- (* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x)) (- x 0.91893853320467)))
88.0ms
(* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x))

series260.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(* (+ y 0.0007936500793651) z)
35.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
115.0ms
(fma (log x) (- x 0.5) (- (* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x)) (- x 0.91893853320467)))
80.0ms
(* (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333) (/ 1 x))

simplify66.0ms

Algorithm
egg-herbie
Counts
109 → 109
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
0555864
12213758
25001738

prune406.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 3.7b

localize23.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.2b
(fma (log x) (- x 0.5) (- (/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))) (- x 0.91893853320467)))
0.3b
(/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333)))
5.0b
(/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
60×add-sqr-sqrt
58×add-cube-cbrt *-un-lft-identity
19×add-exp-log
18×associate-/r*
13×add-cbrt-cube
11×associate-/r/
div-exp
pow1
div-inv associate-/l*
flip3-+ flip-+
cbrt-undiv expm1-log1p-u log1p-expm1-u add-log-exp
associate-*r* associate-*l*
rec-exp frac-2neg 1-exp associate-*l/ clear-num
flip3-- pow-flip pow-prod-down prod-exp *-commutative flip-- cbrt-unprod fma-udef inv-pow unswap-sqr
Counts
4 → 149
Calls
4 calls:
44.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
0.0ms
(fma (log x) (- x 0.5) (- (/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))) (- x 0.91893853320467)))
54.0ms
(/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333)))
34.0ms
(/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))

series352.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z)
115.0ms
(fma (log x) (- x 0.5) (- (/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))) (- x 0.91893853320467)))
85.0ms
(/ 1 (/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333)))
110.0ms
(/ x (+ (* (- (* (+ y 0.0007936500793651) z) 0.0027777777777778) z) 0.083333333333333))

simplify80.0ms

Algorithm
egg-herbie
Counts
161 → 161
Iterations

Useful iterations: 2 (62.0ms)

IterNodesCost
06821925
129641734
250011648

prune472.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 1.6b

regimes454.0ms

Accuracy

82% (0.7b remaining)

Error of 2.6b against oracle of 1.9b and baseline of 6.0b

bsearch87.0ms

Steps
ItersRangePoint
6
1.8312902555256415e+216
1.15903585461275e+217
4.717658198318119e+216
4
8.654798412012067e+100
1.336688849854629e+101
8.80205122721626e+100

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
06135
16135

end0.0ms

sample1.8s

Algorithm
intervals
Results
589.0ms11662×body80valid
502.0ms11633×body80nan