Details

Time bar (total: 16.2s)

sample46.0ms

Algorithm
intervals
Results
16.0ms280×body80valid
5.0ms106×body80nan

simplify101.0ms

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

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 21.3b

localize40.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
5.6b
(* (* x y) z)
6.6b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
22.5b
(sqrt (- (* z z) (* t a)))

rewrite110.0ms

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))
28.0ms
(* (* x y) z)
52.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
14.0ms
(sqrt (- (* z z) (* t a)))

series301.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(- (* z z) (* t a))
45.0ms
(* (* x y) z)
123.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
85.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
88 → 88
Iterations
IterNodes
done5001
21403
1359
0134

prune602.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 4.6b

localize49.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (sqrt (- (* z z) (* t a))) z)
0.4b
(- (* z z) (* t a))
2.8b
(/ (* x y) (/ (sqrt (- (* z z) (* t a))) z))
22.5b
(sqrt (- (* z z) (* t a)))

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
76×times-frac
47×add-sqr-sqrt
46×*-un-lft-identity add-cube-cbrt
33×sqrt-prod
25×associate-/r*
18×add-cbrt-cube add-exp-log
cbrt-undiv div-exp associate-/l*
add-log-exp
pow1
sqrt-div div-inv
flip3-- flip--
clear-num frac-2neg prod-exp cbrt-unprod associate-/l/
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log associate-/r/
Counts
4 → 132
Calls
4 calls:
22.0ms
(/ (sqrt (- (* z z) (* t a))) z)
6.0ms
(- (* z z) (* t a))
18.0ms
(/ (* x y) (/ (sqrt (- (* z z) (* t a))) z))
15.0ms
(sqrt (- (* z z) (* t a)))

series382.0ms

Counts
4 → 12
Calls
4 calls:
104.0ms
(/ (sqrt (- (* z z) (* t a))) z)
63.0ms
(- (* z z) (* t a))
113.0ms
(/ (* x y) (/ (sqrt (- (* z z) (* t a))) z))
102.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
144 → 144
Iterations
IterNodes
done5000
21895
1557
0210

prune882.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 4.3b

localize41.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
1.0b
(/ y (/ (sqrt (- (* z z) (* t a))) z))
2.2b
(* x (/ y (/ (sqrt (- (* z z) (* t a))) z)))
22.5b
(sqrt (- (* z z) (* t a)))

rewrite114.0ms

Algorithm
rewrite-expression-head
Rules
263×times-frac
157×add-sqr-sqrt
143×*-un-lft-identity add-cube-cbrt
71×associate-*r*
67×sqrt-prod
22×associate-/r*
18×add-cbrt-cube add-exp-log
div-inv
pow1
cbrt-undiv div-exp add-log-exp
unswap-sqr
associate-*l* prod-exp cbrt-unprod associate-/l*
flip3-- sqrt-div associate-/r/ flip--
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log pow-prod-down associate-*r/ *-commutative
Counts
4 → 227
Calls
4 calls:
8.0ms
(- (* z z) (* t a))
14.0ms
(/ y (/ (sqrt (- (* z z) (* t a))) z))
51.0ms
(* x (/ y (/ (sqrt (- (* z z) (* t a))) z)))
22.0ms
(sqrt (- (* z z) (* t a)))

series335.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(- (* z z) (* t a))
75.0ms
(/ y (/ (sqrt (- (* z z) (* t a))) z))
132.0ms
(* x (/ y (/ (sqrt (- (* z z) (* t a))) z)))
78.0ms
(sqrt (- (* z z) (* t a)))

simplify2.5s

Counts
239 → 239
Iterations
IterNodes
done5001
22702
1920
0330

prune1.4s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 4.3b

localize34.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
0.9b
(* y (/ z (sqrt (- (* z z) (* t a)))))
2.2b
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
22.5b
(sqrt (- (* z z) (* t a)))

rewrite151.0ms

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:
11.0ms
(- (* z z) (* t a))
66.0ms
(* y (/ z (sqrt (- (* z z) (* t a)))))
56.0ms
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
14.0ms
(sqrt (- (* z z) (* t a)))

series387.0ms

Counts
4 → 12
Calls
4 calls:
46.0ms
(- (* z z) (* t a))
76.0ms
(* y (/ z (sqrt (- (* z z) (* t a)))))
167.0ms
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
98.0ms
(sqrt (- (* z z) (* t a)))

simplify1.5s

Counts
104 → 104
Iterations
IterNodes
done5003
21364
1425
0161

prune703.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 4.3b

regimes924.0ms

Accuracy

86.8% (2.5b remaining)

Error of 5.8b against oracle of 3.2b and baseline of 22.5b

bsearch134.0ms

Steps
ItersRangePoint
7
4.621680354172573e+105
4.8838286355542577e+107
3.280936158314262e+107
9
-1.0872942423520943e+158
-2.0715321217766484e+152
-5.979373433067622e+153

simplify10.0ms

Iterations
IterNodes
done30
230
127
021

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.1s8871×body80valid
254.0ms2937×body80nan