Details

Time bar (total: 13.9s)

sample64.0ms

Algorithm
intervals
Results
27.0ms284×body80valid
8.0ms87×body80nan

simplify135.0ms

Counts
1 → 1
Iterations
IterNodes
done103
6103
597
470
353
236
121
012

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 24.6b

localize44.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
5.6b
(* (* x y) z)
10.2b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite98.0ms

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 insert-posit16
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 → 80
Calls
4 calls:
9.0ms
(- (* z z) (* t a))
18.0ms
(* (* x y) z)
56.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
15.0ms
(sqrt (- (* z z) (* t a)))

series311.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(- (* z z) (* t a))
43.0ms
(* (* x y) z)
131.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
89.0ms
(sqrt (- (* z z) (* t a)))

simplify1.6s

Counts
92 → 92
Iterations
IterNodes
done5000
21429
1362
0138

prune533.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 2.8b

localize42.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ z (sqrt (- (* z z) (* t a))))
0.8b
(- (* z z) (* t a))
3.1b
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite106.0ms

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/ insert-posit16 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 → 116
Calls
4 calls:
13.0ms
(/ z (sqrt (- (* z z) (* t a))))
8.0ms
(- (* z z) (* t a))
67.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
15.0ms
(sqrt (- (* z z) (* t a)))

series340.0ms

Counts
4 → 12
Calls
4 calls:
61.0ms
(/ z (sqrt (- (* z z) (* t a))))
45.0ms
(- (* z z) (* t a))
140.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
95.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
128 → 128
Iterations
IterNodes
done5003
21661
1476
0171

prune671.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 2.6b

localize27.0ms

Local error

Found 4 expressions with local error:

0.7b
(* x (/ z (sqrt (- (* z z) (* t a)))))
0.8b
(- (* z z) (* t a))
1.6b
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite106.0ms

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 insert-posit16
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 → 96
Calls
4 calls:
39.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
11.0ms
(- (* z z) (* t a))
40.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
13.0ms
(sqrt (- (* z z) (* t a)))

series369.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
61.0ms
(- (* z z) (* t a))
137.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
93.0ms
(sqrt (- (* z z) (* t a)))

simplify1.8s

Counts
108 → 108
Iterations
IterNodes
done5000
21393
1428
0166

prune675.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 2.6b

localize50.0ms

Local error

Found 4 expressions with local error:

0.2b
(* z (/ 1 (sqrt (- (* z z) (* t a)))))
0.8b
(- (* z z) (* t a))
3.1b
(* (* y x) (* z (/ 1 (sqrt (- (* z z) (* t a))))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite130.0ms

Algorithm
rewrite-expression-head
Rules
48×add-exp-log
32×add-sqr-sqrt
30×add-cbrt-cube
27×prod-exp
25×associate-*r*
22×times-frac
21×*-un-lft-identity
19×pow1 add-cube-cbrt
15×cbrt-unprod
14×sqrt-prod
pow-prod-down
div-exp add-log-exp
unswap-sqr
sqrt-div associate-*l* associate-*r/ insert-posit16
cbrt-undiv rec-exp flip3-- 1-exp flip--
associate-/r/ un-div-inv *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log div-inv
Counts
4 → 112
Calls
4 calls:
35.0ms
(* z (/ 1 (sqrt (- (* z z) (* t a)))))
8.0ms
(- (* z z) (* t a))
76.0ms
(* (* y x) (* z (/ 1 (sqrt (- (* z z) (* t a))))))
9.0ms
(sqrt (- (* z z) (* t a)))

series306.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(* z (/ 1 (sqrt (- (* z z) (* t a)))))
52.0ms
(- (* z z) (* t a))
111.0ms
(* (* y x) (* z (/ 1 (sqrt (- (* z z) (* t a))))))
79.0ms
(sqrt (- (* z z) (* t a)))

simplify1.6s

Counts
124 → 124
Iterations
IterNodes
done5003
21578
1493
0184

prune529.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 2.6b

regimes721.0ms

Accuracy

86% (2.7b remaining)

Error of 6.2b against oracle of 3.6b and baseline of 22.7b

bsearch131.0ms

Steps
ItersRangePoint
11
8.688990858178343e+139
1.8631465804193512e+160
1.0460513044759073e+153
9
-1.0384869655897532e+157
-1.2115114540629089e+151
-1.4291886083756086e+152

simplify9.0ms

Iterations
IterNodes
done30
230
127
021

end0.0ms

sample1.8s

Algorithm
intervals
Results
791.0ms8869×body80valid
586.0ms2941×body80nan