Details

Time bar (total: 16.5s)

sample66.0ms

Algorithm
intervals
Results
26.0ms285×body80valid
7.0ms82×body80nan

simplify101.0ms

Counts
1 → 1
Iterations
IterNodes
done114
5114
493
368
245
121
012

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 25.3b

localize28.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
5.0b
(* (* x y) z)
8.3b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
25.4b
(sqrt (- (* z z) (* t a)))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
18×add-cbrt-cube add-exp-log
11×add-sqr-sqrt
10×pow1 *-un-lft-identity add-cube-cbrt
sqrt-prod
associate-/r* times-frac prod-exp cbrt-unprod add-log-exp
sqrt-div
cbrt-undiv flip3-- div-exp associate-*r* pow-prod-down flip--
associate-/r/
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log associate-*l* *-commutative div-inv associate-/l*
Counts
4 → 76
Calls
4 calls:
12.0ms
(- (* z z) (* t a))
18.0ms
(* (* x y) z)
29.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
20.0ms
(sqrt (- (* z z) (* t a)))

series422.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(- (* z z) (* t a))
45.0ms
(* (* x y) z)
161.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
144.0ms
(sqrt (- (* z z) (* t a)))

simplify1.6s

Counts
88 → 88
Iterations
IterNodes
done5001
22365
1368
0134

prune657.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 2.8b

localize47.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ z (sqrt (- (* z z) (* t a))))
0.8b
(- (* z z) (* t a))
2.2b
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
25.4b
(sqrt (- (* z z) (* t a)))

rewrite105.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt
33×*-un-lft-identity add-cube-cbrt
24×associate-*r* sqrt-prod
18×add-cbrt-cube add-exp-log
10×pow1
associate-/r* sqrt-div prod-exp cbrt-unprod add-log-exp
flip3-- associate-/r/ flip--
cbrt-undiv div-exp pow-prod-down associate-/l*
div-inv
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log associate-*l* associate-*r/ *-commutative
Counts
4 → 112
Calls
4 calls:
26.0ms
(/ z (sqrt (- (* z z) (* t a))))
13.0ms
(- (* z z) (* t a))
49.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
9.0ms
(sqrt (- (* z z) (* t a)))

series415.0ms

Counts
4 → 12
Calls
4 calls:
103.0ms
(/ z (sqrt (- (* z z) (* t a))))
58.0ms
(- (* z z) (* t a))
153.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
100.0ms
(sqrt (- (* z z) (* t a)))

simplify2.1s

Counts
124 → 124
Iterations
IterNodes
done5000
22925
1474
0167

prune806.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 2.8b

localize30.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
0.8b
(* x (/ z (sqrt (- (* z z) (* t a)))))
1.6b
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
25.4b
(sqrt (- (* z z) (* t a)))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
25×associate-*r*
20×*-un-lft-identity times-frac add-cube-cbrt
18×add-cbrt-cube add-exp-log
13×sqrt-prod
12×pow1
prod-exp cbrt-unprod
associate-*l* add-log-exp
sqrt-div pow-prod-down
flip3-- associate-*r/ flip-- unswap-sqr
cbrt-undiv div-exp associate-/r/ *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log div-inv
Counts
4 → 92
Calls
4 calls:
7.0ms
(- (* z z) (* t a))
39.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
39.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
8.0ms
(sqrt (- (* z z) (* t a)))

series405.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(- (* z z) (* t a))
107.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
137.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
110.0ms
(sqrt (- (* z z) (* t a)))

simplify1.5s

Counts
104 → 104
Iterations
IterNodes
done5000
21914
1439
0162

prune782.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 2.8b

localize53.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
2.2b
(* (* y x) (* (/ 1 (sqrt (sqrt (- (* z z) (* t a))))) (/ z (sqrt (sqrt (- (* z z) (* t a)))))))
25.4b
(sqrt (- (* z z) (* t a)))
25.4b
(sqrt (- (* z z) (* t a)))

rewrite142.0ms

Algorithm
rewrite-expression-head
Rules
77×add-exp-log
45×add-cbrt-cube
43×prod-exp
23×cbrt-unprod
18×pow1
16×div-exp
add-sqr-sqrt cbrt-undiv pow-prod-down
*-un-lft-identity add-cube-cbrt sqrt-prod add-log-exp
rec-exp sqrt-div 1-exp associate-*r/
flip3-- flip--
rem-sqrt-square sqrt-pow1 pow1/2
frac-times sub-neg diff-log associate-*r* associate-*l* associate-*l/ *-commutative
Counts
4 → 87
Calls
4 calls:
6.0ms
(- (* z z) (* t a))
114.0ms
(* (* y x) (* (/ 1 (sqrt (sqrt (- (* z z) (* t a))))) (/ z (sqrt (sqrt (- (* z z) (* t a)))))))
7.0ms
(sqrt (- (* z z) (* t a)))
11.0ms
(sqrt (- (* z z) (* t a)))

series407.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(- (* z z) (* t a))
142.0ms
(* (* y x) (* (/ 1 (sqrt (sqrt (- (* z z) (* t a))))) (/ z (sqrt (sqrt (- (* z z) (* t a)))))))
109.0ms
(sqrt (- (* z z) (* t a)))
91.0ms
(sqrt (- (* z z) (* t a)))

simplify2.4s

Counts
99 → 99
Iterations
IterNodes
done5000
23369
1524
0159

prune699.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 2.8b

regimes1.2s

Accuracy

77.5% (4.4b remaining)

Error of 7.7b against oracle of 3.3b and baseline of 22.8b

bsearch181.0ms

Steps
ItersRangePoint
8
6.89875157706557e+88
4.6365785633703446e+92
5.930939844067446e+90
9
-6.325039929345352e+73
-7.299257252973953e+68
-2.8854075548046605e+71

simplify12.0ms

Iterations
IterNodes
done30
230
128
021

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.3s8854×body80valid
236.0ms2985×body80nan