Details

Time bar (total: 21.0s)

sample211.0ms

Algorithm
intervals
Results
61.0ms784×body80nan
18.0ms37×body640valid
15.0ms173×body80valid
10.0ms14×body1280valid
7.0ms21×body320valid
2.0ms14×body160valid

simplify730.0ms

Counts
1 → 1
Iterations
IterNodes
done5001
8618
7187
690
559
444
338
230
121
012

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (log (- 1.0 y)))
0.0b
(- (+ (* x (log y)) (* z (log (- 1.0 y)))) t)
0.3b
(* x (log y))
6.8b
(log (- 1.0 y))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
25×add-sqr-sqrt
21×log-prod *-un-lft-identity
13×add-cube-cbrt
11×pow1
add-exp-log add-log-exp
distribute-rgt-in distribute-lft-in add-cbrt-cube associate-*r*
associate-*l*
distribute-lft-out-- difference-of-squares
log-pow
log-div flip3-- diff-log pow-prod-down prod-exp *-commutative cbrt-unprod flip-- unswap-sqr
sum-log sub-neg rem-log-exp associate--l+
Counts
4 → 86
Calls
4 calls:
17.0ms
(* z (log (- 1.0 y)))
49.0ms
(- (+ (* x (log y)) (* z (log (- 1.0 y)))) t)
12.0ms
(* x (log y))
8.0ms
(log (- 1.0 y))

series316.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(* z (log (- 1.0 y)))
122.0ms
(- (+ (* x (log y)) (* z (log (- 1.0 y)))) t)
64.0ms
(* x (log y))
52.0ms
(log (- 1.0 y))

simplify1.2s

Counts
98 → 98
Iterations
IterNodes
done5000
21460
1470
0209

prune720.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize40.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))
0.0b
(+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2))))
0.0b
(- (+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))) t)
0.3b
(* x (log y))

rewrite218.0ms

Algorithm
rewrite-expression-head
Rules
33×associate--l+
24×log-prod
22×add-sqr-sqrt
20×distribute-rgt-in distribute-lft-in
18×*-un-lft-identity
16×add-cube-cbrt
14×associate-+r+
11×add-log-exp
10×associate-*r/
pow1 sub-neg
add-cbrt-cube associate-*l/ add-exp-log
associate-*r*
associate-+l+ associate-*l* frac-sub
flip3-- flip--
frac-times sum-log diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
+-commutative flip3-+ log-pow flip-+ distribute-lft-out-- difference-of-squares
Counts
4 → 112
Calls
4 calls:
115.0ms
(* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))
22.0ms
(+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2))))
67.0ms
(- (+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))) t)
7.0ms
(* x (log y))

series616.0ms

Counts
4 → 12
Calls
4 calls:
135.0ms
(* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))
166.0ms
(+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2))))
257.0ms
(- (+ (* x (log y)) (* z (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)))) t)
58.0ms
(* x (log y))

simplify1.9s

Counts
124 → 124
Iterations
IterNodes
done5001
22120
1601
0247

prune1.0s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize83.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt y) (cbrt y))
0.7b
(cbrt y)
0.7b
(cbrt y)
0.7b
(cbrt y)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
11×pow1
pow1/3
swap-sqr associate-*r* associate-*l* add-exp-log
add-cbrt-cube add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 73
Calls
4 calls:
19.0ms
(* (cbrt y) (cbrt y))
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)

series1.2s

Counts
4 → 12
Calls
4 calls:
319.0ms
(* (cbrt y) (cbrt y))
298.0ms
(cbrt y)
278.0ms
(cbrt y)
287.0ms
(cbrt y)

simplify1.5s

Counts
85 → 85
Iterations
IterNodes
done5000
2727
1138
061

prune820.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize112.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (log (pow y 2/3)) x)
0.3b
(* (log (cbrt y)) x)
0.7b
(cbrt y)
6.0b
(pow y 2/3)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
11×*-un-lft-identity add-cube-cbrt
10×pow1
associate-*l* add-exp-log
add-cbrt-cube
associate-*r*
add-log-exp
cbrt-prod pow-unpow unpow-prod-down log-pow
pow1/3 pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
pow-to-exp pow-pow pow-exp sqr-pow
Counts
4 → 67
Calls
4 calls:
7.0ms
(* (log (pow y 2/3)) x)
8.0ms
(* (log (cbrt y)) x)
1.0ms
(cbrt y)
4.0ms
(pow y 2/3)

series842.0ms

Counts
4 → 12
Calls
4 calls:
141.0ms
(* (log (pow y 2/3)) x)
157.0ms
(* (log (cbrt y)) x)
284.0ms
(cbrt y)
260.0ms
(pow y 2/3)

simplify1.2s

Counts
79 → 79
Iterations
IterNodes
done5001
21176
1270
0118

prune805.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

regimes533.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
done31
131
024

end0.0ms

sample6.8s

Algorithm
intervals
Results
2.4s23912×body80nan
1.1s5501×body80valid
549.0ms875×body640valid
398.0ms407×body1280valid
250.0ms762×body320valid
91.0ms494×body160valid