Details

Time bar (total: 15.1s)

sample40.0ms

Algorithm
intervals
Results
19.0ms256×body80valid

simplify20.0ms

Counts
1 → 1
Iterations
IterNodes
done25
325
222
115
011

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 40.0b

localize30.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ (+ (+ (* x x) (* y y)) (* z z)) 3.0)
37.1b
(sqrt (/ (+ (+ (* x x) (* y y)) (* z z)) 3.0))

rewrite121.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
19×times-frac
17×*-un-lft-identity add-cube-cbrt
13×sqrt-prod
add-cbrt-cube add-exp-log
pow1 associate-/r* associate-/l*
rem-sqrt-square div-inv add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg sqrt-pow1 flip3-+ pow1/2 sqrt-div div-exp flip-+
Counts
2 → 54
Calls
2 calls:
67.0ms
(/ (+ (+ (* x x) (* y y)) (* z z)) 3.0)
50.0ms
(sqrt (/ (+ (+ (* x x) (* y y)) (* z z)) 3.0))

series307.0ms

Counts
2 → 6
Calls
2 calls:
79.0ms
(/ (+ (+ (* x x) (* y y)) (* z z)) 3.0)
228.0ms
(sqrt (/ (+ (+ (* x x) (* y y)) (* z z)) 3.0))

simplify1.2s

Counts
60 → 60
Iterations
IterNodes
done5000
2967
1224
0107

prune441.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 15.0b

localize31.0ms

Local error

Found 2 expressions with local error:

0.4b
(/ (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt 3.0))
37.0b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
45×sqrt-prod
36×times-frac
32×add-sqr-sqrt
31×*-un-lft-identity add-cube-cbrt
associate-/r* associate-/l*
add-cbrt-cube sqrt-div add-exp-log
pow1
flip3-+ flip-+ add-log-exp associate-/l/
cbrt-undiv rem-sqrt-square sqrt-undiv clear-num frac-2neg sqrt-pow1 pow1/2 div-exp div-inv
Counts
2 → 78
Calls
2 calls:
53.0ms
(/ (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt 3.0))
45.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series508.0ms

Counts
2 → 6
Calls
2 calls:
361.0ms
(/ (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt 3.0))
147.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify2.1s

Counts
84 → 84
Iterations
IterNodes
done5000
33174
2697
1217
0119

prune519.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 14.9b

localize17.0ms

Local error

Found 2 expressions with local error:

0.4b
(* (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt (/ 1 3.0)))
37.0b
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
32×add-sqr-sqrt
29×sqrt-prod
16×associate-*r*
15×*-un-lft-identity
13×times-frac add-cube-cbrt
sqrt-div
unswap-sqr
pow1
associate-*l*
add-cbrt-cube add-exp-log
sqrt-pow1 flip3-+ pow1/2 pow-prod-down flip-+
frac-times associate-*l/ add-log-exp
rem-sqrt-square sqrt-unprod prod-exp associate-*r/ *-commutative cbrt-unprod div-inv
Counts
2 → 64
Calls
2 calls:
72.0ms
(* (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt (/ 1 3.0)))
27.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series447.0ms

Counts
2 → 6
Calls
2 calls:
278.0ms
(* (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt (/ 1 3.0)))
168.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify2.9s

Counts
70 → 70
Iterations
IterNodes
done5000
34339
2747
1241
0118

prune387.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 14.9b

localize5.0ms

Local error

Found 1 expressions with local error:

0.2b
(* z (sqrt 0.3333333333333333))

rewrite8.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
associate-*r*
*-un-lft-identity add-cube-cbrt sqrt-prod
pow1 add-cbrt-cube associate-*l* add-exp-log
unswap-sqr
pow-prod-down prod-exp *-commutative cbrt-unprod add-log-exp
Counts
1 → 22
Calls
1 calls:
7.0ms
(* z (sqrt 0.3333333333333333))

series77.0ms

Counts
1 → 3
Calls
1 calls:
77.0ms
(* z (sqrt 0.3333333333333333))

simplify2.9s

Counts
25 → 25
Iterations
IterNodes
done5000
53431
41953
3702
2199
173
037

prune85.0ms

Pruning

12 alts after pruning (8 fresh and 4 done)

Merged error: 14.9b

regimes1.7s

Accuracy

62.5% (7.5b remaining)

Error of 25.1b against oracle of 17.6b and baseline of 37.7b

bsearch107.0ms

Steps
ItersRangePoint
10
3.1068034585604e+112
4.9796964330528925e+125
4.471707363468376e+118
8
-3.4845569108032984e+105
-2.5523402779249368e+101
-8.656892189523162e+102

simplify9.0ms

Iterations
IterNodes
done33
333
232
128
023

end0.0ms

sample951.0ms

Algorithm
intervals
Results
690.0ms8000×body80valid