Details

Time bar (total: 18.7s)

sample39.0ms

Algorithm
intervals
Results
20.0ms256×body80valid

simplify23.0ms

Counts
1 → 1
Iterations
IterNodes
done22
322
221
115
011

prune10.0ms

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))

rewrite158.0ms

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:
115.0ms
(/ (+ (+ (* x x) (* y y)) (* z z)) 3.0)
39.0ms
(sqrt (/ (+ (+ (* x x) (* y y)) (* z z)) 3.0))

series304.0ms

Counts
2 → 6
Calls
2 calls:
99.0ms
(/ (+ (+ (* x x) (* y y)) (* z z)) 3.0)
204.0ms
(sqrt (/ (+ (+ (* x x) (* y y)) (* z z)) 3.0))

simplify2.0s

Counts
60 → 60
Iterations
IterNodes
done5010
32998
2647
1217
0107

prune430.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 15.0b

localize16.0ms

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)))

rewrite89.0ms

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:
55.0ms
(/ (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt 3.0))
29.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series499.0ms

Counts
2 → 6
Calls
2 calls:
339.0ms
(/ (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt 3.0))
160.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify3.7s

Counts
84 → 84
Iterations
IterNodes
done5000
44293
31362
2485
1217
0119

prune428.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 14.9b

localize18.0ms

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)))

rewrite118.0ms

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:
82.0ms
(* (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt (/ 1 3.0)))
34.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

series376.0ms

Counts
2 → 6
Calls
2 calls:
220.0ms
(* (sqrt (+ (+ (* x x) (* y y)) (* z z))) (sqrt (/ 1 3.0)))
156.0ms
(sqrt (+ (+ (* x x) (* y y)) (* z z)))

simplify1.9s

Counts
70 → 70
Iterations
IterNodes
done5009
31709
2529
1241
0118

prune418.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 14.9b

localize9.0ms

Local error

Found 1 expressions with local error:

0.2b
(* z (sqrt 0.3333333333333333))

rewrite13.0ms

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:
13.0ms
(* z (sqrt 0.3333333333333333))

series58.0ms

Counts
1 → 3
Calls
1 calls:
58.0ms
(* z (sqrt 0.3333333333333333))

simplify5.5s

Counts
25 → 25
Iterations
IterNodes
done5001
54710
41611
3529
2205
172
037

prune87.0ms

Pruning

12 alts after pruning (8 fresh and 4 done)

Merged error: 14.9b

regimes1.5s

Accuracy

62.5% (7.5b remaining)

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

bsearch130.0ms

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

simplify14.0ms

Iterations
IterNodes
done33
333
232
128
023

end0.0ms

sample929.0ms

Algorithm
intervals
Results
651.0ms8000×body80valid