Details

Time bar (total: 16.8s)

sample47.0ms

Algorithm
intervals
Results
28.0ms336×body80valid

simplify3.0s

Counts
1 → 1
Iterations
IterNodes
done5000
204946
194678
184407
174139
163867
153599
143328
133060
122794
112528
102251
91857
81548
7962
6412
5205
4128
363
230
116
09

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.4b

localize28.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (* y (- z t)) a))
0.0b
(* y (- z t))
4.4b
(/ (* y (- z t)) a)

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
11×*-un-lft-identity
10×add-cbrt-cube add-exp-log
7×add-cube-cbrt
5×pow1 associate-*r* add-log-exp
4×associate-*r/
3×associate-/r* sub-neg times-frac flip3-- associate-*l* insert-posit16 flip--
2×distribute-rgt-in cbrt-undiv distribute-lft-in div-exp prod-exp cbrt-unprod distribute-lft-out-- difference-of-squares associate-/l/
1×clear-num frac-2neg diff-log pow-prod-down *-commutative div-inv associate-/l* unswap-sqr
Counts
3 → 66
Calls
3 calls:
11.0ms
(- x (/ (* y (- z t)) a))
15.0ms
(* y (- z t))
17.0ms
(/ (* y (- z t)) a)

series242.0ms

Counts
3 → 9
Calls
3 calls:
89.0ms
(- x (/ (* y (- z t)) a))
67.0ms
(* y (- z t))
86.0ms
(/ (* y (- z t)) a)

simplify1.9s

Counts
75 → 75
Iterations
IterNodes
done5001
33308
2841
1308
0123

prune425.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize27.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (/ (- z t) (/ a y)))
7.2b
(/ (- z t) (/ a y))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
122×times-frac
95×add-sqr-sqrt
88×*-un-lft-identity
58×add-cube-cbrt
17×difference-of-squares
15×distribute-lft-out--
13×associate-/r*
7×add-cbrt-cube add-exp-log div-inv
5×associate-/l*
4×add-log-exp
3×cbrt-undiv div-exp
2×pow1 flip3-- div-sub insert-posit16 flip-- associate-/l/
1×clear-num sub-neg frac-2neg diff-log associate-/r/ associate--r-
Counts
2 → 120
Calls
2 calls:
26.0ms
(- x (/ (- z t) (/ a y)))
26.0ms
(/ (- z t) (/ a y))

series171.0ms

Counts
2 → 6
Calls
2 calls:
84.0ms
(- x (/ (- z t) (/ a y)))
86.0ms
(/ (- z t) (/ a y))

simplify1.7s

Counts
126 → 126
Iterations
IterNodes
done5005
21931
1668
0229

prune693.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize26.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (* (- z t) (/ y a)))
7.0b
(* (- z t) (/ y a))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×times-frac add-cube-cbrt
7×add-cbrt-cube add-exp-log
5×associate-*l*
4×pow1 add-log-exp
3×flip3-- flip--
2×frac-times associate-*l/ prod-exp cbrt-unprod insert-posit16 unswap-sqr
1×cbrt-undiv sub-neg diff-log div-exp pow-prod-down associate-*r/ *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 52
Calls
2 calls:
10.0ms
(- x (* (- z t) (/ y a)))
19.0ms
(* (- z t) (/ y a))

series135.0ms

Counts
2 → 6
Calls
2 calls:
64.0ms
(- x (* (- z t) (/ y a)))
71.0ms
(* (- z t) (/ y a))

simplify2.7s

Counts
58 → 58
Iterations
IterNodes
done5005
34650
21023
1307
0121

prune298.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ y (/ a (- z t))))
0.0b
(/ a (- z t))
6.9b
(/ y (/ a (- z t)))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
141×times-frac
112×add-sqr-sqrt
105×*-un-lft-identity
71×add-cube-cbrt
26×associate-/r*
19×difference-of-squares
17×distribute-lft-out--
11×associate-/r/
10×add-cbrt-cube add-exp-log
6×flip3-- div-inv flip-- associate-/l*
5×add-log-exp
4×cbrt-undiv div-exp
3×pow1 insert-posit16
2×clear-num frac-2neg
1×sub-neg diff-log
Counts
3 → 158
Calls
3 calls:
21.0ms
(- x (/ y (/ a (- z t))))
8.0ms
(/ a (- z t))
11.0ms
(/ y (/ a (- z t)))

series206.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(- x (/ y (/ a (- z t))))
45.0ms
(/ a (- z t))
90.0ms
(/ y (/ a (- z t)))

simplify1.6s

Counts
167 → 167
Iterations
IterNodes
done5001
22088
1626
0256

prune896.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes671.0ms

Accuracy

70.3% (0.7b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 2.5b

bsearch3.0ms

simplify7.0ms

Iterations
IterNodes
done22
122
018

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.0s10651×body80valid