Details

Time bar (total: 19.6s)

sample214.0ms

Algorithm
intervals
Results
87.0ms792×body80nan
19.0ms32×body640valid
17.0ms178×body80valid
8.0ms25×body320valid
5.0msbody1280valid
3.0ms16×body160valid

simplify474.0ms

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

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 10.6b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x (log y)) t)
0.0b
(* (log (- 1.0 y)) z)
0.3b
(* x (log y))
5.3b
(log (- 1.0 y))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
19×add-sqr-sqrt
17×log-prod
15×*-un-lft-identity
13×add-cube-cbrt
11×pow1
add-exp-log
add-cbrt-cube
associate-*r* associate-*l*
distribute-rgt-in distribute-lft-in associate--l+ add-log-exp
log-pow
log-div flip3-- pow-prod-down prod-exp *-commutative cbrt-unprod flip-- unswap-sqr
sub-neg diff-log rem-log-exp distribute-lft-out-- difference-of-squares
Counts
4 → 78
Calls
4 calls:
13.0ms
(- (* x (log y)) t)
13.0ms
(* (log (- 1.0 y)) z)
13.0ms
(* x (log y))
13.0ms
(log (- 1.0 y))

series275.0ms

Counts
4 → 12
Calls
4 calls:
87.0ms
(- (* x (log y)) t)
94.0ms
(* (log (- 1.0 y)) z)
47.0ms
(* x (log y))
46.0ms
(log (- 1.0 y))

simplify607.0ms

Counts
90 → 90
Iterations
IterNodes
done5000
21262
1409
0187

prune602.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.1b

localize35.0ms

Local error

Found 4 expressions with local error:

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

rewrite271.0ms

Algorithm
rewrite-expression-head
Rules
48×associate-*l/
21×flip3-- flip--
18×add-sqr-sqrt log-prod frac-sub
16×frac-add
14×*-un-lft-identity add-cube-cbrt
12×associate--l+
11×add-log-exp
distribute-rgt-in pow1 distribute-lft-in
associate-+r+ add-cbrt-cube add-exp-log
associate-*r*
frac-times associate-*l* associate-*r/
sum-log sub-neg diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
+-commutative associate-+r- flip3-+ log-pow flip-+
Counts
4 → 106
Calls
4 calls:
14.0ms
(- (* x (log y)) t)
108.0ms
(+ (* (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)) z) (- (* x (log y)) t))
133.0ms
(* (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)) z)
7.0ms
(* x (log y))

series441.0ms

Counts
4 → 12
Calls
4 calls:
79.0ms
(- (* x (log y)) t)
195.0ms
(+ (* (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)) z) (- (* x (log y)) t))
115.0ms
(* (- (- (log 1.0) (* 1.0 y)) (* (* (/ y 1.0) (/ y 1.0)) 1/2)) z)
50.0ms
(* x (log y))

simplify1.7s

Counts
118 → 118
Iterations
IterNodes
done5001
23791
1877
0278

prune854.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.1b

localize62.0ms

Local error

Found 4 expressions with local error:

0.2b
(* x (log (cbrt y)))
0.2b
(* x (* 2 (log (cbrt y))))
0.7b
(cbrt y)
0.7b
(cbrt y)

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
36×log-prod
30×distribute-rgt-in distribute-lft-in
24×cbrt-prod
23×add-sqr-sqrt
21×*-un-lft-identity add-cube-cbrt
12×pow1
11×add-cbrt-cube add-exp-log
associate-*r* associate-*l*
pow-prod-down prod-exp cbrt-unprod add-log-exp
pow1/3
log-pow *-commutative
unswap-sqr
Counts
4 → 96
Calls
4 calls:
15.0ms
(* x (log (cbrt y)))
18.0ms
(* x (* 2 (log (cbrt y))))
1.0ms
(cbrt y)
1.0ms
(cbrt y)

series874.0ms

Counts
4 → 12
Calls
4 calls:
164.0ms
(* x (log (cbrt y)))
158.0ms
(* x (* 2 (log (cbrt y))))
307.0ms
(cbrt y)
244.0ms
(cbrt y)

simplify937.0ms

Counts
108 → 108
Iterations
IterNodes
done5000
21408
1394
0155

prune809.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.1b

localize67.0ms

Local error

Found 4 expressions with local error:

0.7b
(cbrt y)
0.7b
(cbrt y)
0.7b
(cbrt (cbrt y))
0.7b
(cbrt (cbrt y))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
24×cbrt-prod
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube pow1/3 add-exp-log add-log-exp
Counts
4 → 50
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt (cbrt y))
1.0ms
(cbrt (cbrt y))

series1.4s

Counts
4 → 12
Calls
4 calls:
245.0ms
(cbrt y)
273.0ms
(cbrt y)
457.0ms
(cbrt (cbrt y))
397.0ms
(cbrt (cbrt y))

simplify1.7s

Counts
62 → 62
Iterations
IterNodes
done5001
42492
3642
2187
177
042

prune660.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 0.1b

regimes631.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify7.0ms

Iterations
IterNodes
done41
141
029

end0.0ms

sample7.0s

Algorithm
intervals
Results
3.2s23933×body80nan
600.0ms5548×body80valid
558.0ms860×body640valid
364.0ms385×body1280valid
276.0ms743×body320valid
89.0ms492×body160valid