Details

Time bar (total: 14.0s)

sample46.0ms

Algorithm
intervals
Results
26.0ms526×body80valid

simplify1.1s

Counts
1 → 1
Iterations
IterNodes
done5000
51451
4445
3160
250
119
011

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.6b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* z z) t)
0.0b
(- (* x x) (* (* y 4.0) (- (* z z) t)))
7.1b
(* (* y 4.0) (- (* z z) t))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-log-exp
add-sqr-sqrt sub-neg
distribute-rgt-in *-un-lft-identity distribute-lft-in associate-*r* add-cube-cbrt associate--r+
flip3-- pow-prod-down prod-exp cbrt-unprod flip--
diff-log associate-*r/ difference-of-squares
associate-*l* *-commutative
Counts
3 → 54
Calls
3 calls:
6.0ms
(- (* z z) t)
10.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
34.0ms
(* (* y 4.0) (- (* z z) t))

series217.0ms

Counts
3 → 9
Calls
3 calls:
30.0ms
(- (* z z) t)
109.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
78.0ms
(* (* y 4.0) (- (* z z) t))

simplify1.2s

Counts
63 → 63
Iterations
IterNodes
done5000
21873
1327
0103

prune313.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 3.2b

localize31.0ms

Local error

Found 4 expressions with local error:

7.1b
(* (* y 4.0) (* (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t))) (cbrt (- (* z z) t))))
7.7b
(cbrt (- (* z z) t))
7.7b
(cbrt (- (* z z) t))
7.7b
(cbrt (- (* z z) t))

rewrite292.0ms

Algorithm
rewrite-expression-head
Rules
60×cbrt-div
34×associate-*r/
30×flip3-- flip--
28×frac-times
25×pow1 add-exp-log
17×add-cbrt-cube
15×pow-prod-down prod-exp cbrt-unprod
14×associate-*l/
12×cbrt-prod
10×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
add-log-exp
pow1/3 difference-of-squares
associate-*r* associate-*l* *-commutative
Counts
4 → 96
Calls
4 calls:
266.0ms
(* (* y 4.0) (* (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t))) (cbrt (- (* z z) t))))
5.0ms
(cbrt (- (* z z) t))
9.0ms
(cbrt (- (* z z) t))
5.0ms
(cbrt (- (* z z) t))

series386.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(* (* y 4.0) (* (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t))) (cbrt (- (* z z) t))))
100.0ms
(cbrt (- (* z z) t))
113.0ms
(cbrt (- (* z z) t))
104.0ms
(cbrt (- (* z z) t))

simplify1.2s

Counts
108 → 108
Iterations
IterNodes
done5000
21619
1499
0172

prune569.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 3.2b

localize42.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (* y 4.0) (sqrt (- (* z z) t)))
0.1b
(* (* (* y 4.0) (sqrt (- (* z z) t))) (sqrt (- (* z z) t)))
7.1b
(sqrt (- (* z z) t))
7.1b
(sqrt (- (* z z) t))

rewrite195.0ms

Algorithm
rewrite-expression-head
Rules
20×pow1
18×add-cbrt-cube sqrt-div add-exp-log
16×add-sqr-sqrt sqrt-prod
14×associate-*r*
10×*-un-lft-identity associate-*r/ add-cube-cbrt
flip3-- pow-prod-down prod-exp cbrt-unprod flip--
frac-times add-log-exp difference-of-squares
rem-sqrt-square sqrt-pow1 pow1/2 associate-*l* associate-*l/ *-commutative
Counts
4 → 89
Calls
4 calls:
40.0ms
(* (* y 4.0) (sqrt (- (* z z) t)))
125.0ms
(* (* (* y 4.0) (sqrt (- (* z z) t))) (sqrt (- (* z z) t)))
12.0ms
(sqrt (- (* z z) t))
13.0ms
(sqrt (- (* z z) t))

series263.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(* (* y 4.0) (sqrt (- (* z z) t)))
75.0ms
(* (* (* y 4.0) (sqrt (- (* z z) t))) (sqrt (- (* z z) t)))
57.0ms
(sqrt (- (* z z) t))
53.0ms
(sqrt (- (* z z) t))

simplify1.5s

Counts
101 → 101
Iterations
IterNodes
done5001
22218
1386
0136

prune532.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 3.2b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(- z (sqrt t))
0.0b
(+ z (sqrt t))
0.1b
(* (* y 4.0) (+ z (sqrt t)))
0.1b
(* (* (* y 4.0) (+ z (sqrt t))) (- z (sqrt t)))

rewrite167.0ms

Algorithm
rewrite-expression-head
Rules
18×pow1 add-cbrt-cube add-exp-log
14×add-sqr-sqrt *-un-lft-identity
10×associate-*r* associate-*r/
pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-cube-cbrt
flip3-+ flip-+
frac-times flip3-- flip-- difference-of-squares
distribute-rgt-in sub-neg distribute-lft-in
associate-*l* associate-*l/ *-commutative sqrt-prod distribute-lft-out distribute-lft-out--
+-commutative sum-log diff-log
Counts
4 → 86
Calls
4 calls:
8.0ms
(- z (sqrt t))
8.0ms
(+ z (sqrt t))
39.0ms
(* (* y 4.0) (+ z (sqrt t)))
108.0ms
(* (* (* y 4.0) (+ z (sqrt t))) (- z (sqrt t)))

series280.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(- z (sqrt t))
30.0ms
(+ z (sqrt t))
78.0ms
(* (* y 4.0) (+ z (sqrt t)))
133.0ms
(* (* (* y 4.0) (+ z (sqrt t))) (- z (sqrt t)))

simplify2.1s

Counts
98 → 98
Iterations
IterNodes
done5001
23562
1455
0142

prune433.0ms

Pruning

9 alts after pruning (5 fresh and 4 done)

Merged error: 3.1b

regimes1.1s

Accuracy

82.5% (0.6b remaining)

Error of 3.0b against oracle of 2.5b and baseline of 5.8b

bsearch2.0ms

simplify7.0ms

Iterations
IterNodes
done31
131
026

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.3s15817×body80valid