Details

Time bar (total: 18.8s)

sample124.0ms

Algorithm
intervals
Results
34.0ms269×body80nan
32.0ms256×body80valid

simplify1.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
02833
15033
210633
337433
4178933
done500133

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.0b

localize38.0ms

Local error

Found 4 expressions with local error:

0.2b
(* z (sqrt (+ t a)))
0.3b
(/ 2.0 (* t 3.0))
1.5b
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
6.8b
(/ (* z (sqrt (+ t a))) t)

rewrite138.0ms

Algorithm
rewrite-expression-head
Rules
20×frac-sub
16×add-exp-log add-cbrt-cube
15×add-sqr-sqrt
13×*-un-lft-identity
11×add-cube-cbrt
flip3-- flip--
frac-times associate-*r/
associate-*r*
pow1 times-frac associate--r+ add-log-exp
flip3-+ sqrt-prod flip-+
cbrt-undiv sqrt-div div-exp associate-/r* associate-/l*
distribute-rgt-in sub-neg distribute-lft-in associate-*l* prod-exp cbrt-unprod
frac-2neg associate-*l/ associate--l+ clear-num div-inv associate-/l/ unswap-sqr
diff-log pow-prod-down *-commutative distribute-lft-out
Counts
4 → 101
Calls
4 calls:
34.0ms
(* z (sqrt (+ t a)))
8.0ms
(/ 2.0 (* t 3.0))
69.0ms
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
21.0ms
(/ (* z (sqrt (+ t a))) t)

series511.0ms

Counts
4 → 12
Calls
4 calls:
93.0ms
(* z (sqrt (+ t a)))
35.0ms
(/ 2.0 (* t 3.0))
286.0ms
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
98.0ms
(/ (* z (sqrt (+ t a))) t)

simplify575.0ms

Counts
113 → 113
Iterations

Useful iterations: done (568.0ms)

IterNodesCost
03442616
110392408
done50012304

prune949.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.2b

localize87.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
1.5b
(- (* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t))) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
2.2b
(* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t)))

rewrite240.0ms

Algorithm
rewrite-expression-head
Rules
63×add-sqr-sqrt
60×frac-sub
58×times-frac
47×*-un-lft-identity
46×associate-*r*
39×frac-times
35×add-cube-cbrt
31×cbrt-prod
28×sqrt-prod
27×associate-*r/
25×add-exp-log flip3-- flip--
21×associate-*l/
18×add-cbrt-cube
10×unswap-sqr
flip3-+ flip-+
prod-exp cbrt-unprod
cbrt-undiv div-exp associate-*l*
pow1 distribute-lft-out associate--r+ add-log-exp
distribute-rgt-in sub-neg distribute-lft-in
pow1/3 associate--l+ div-inv
diff-log pow-prod-down *-commutative
Counts
4 → 169
Calls
4 calls:
2.0ms
(cbrt t)
2.0ms
(cbrt t)
83.0ms
(- (* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t))) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
134.0ms
(* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t)))

series1.2s

Counts
4 → 12
Calls
4 calls:
306.0ms
(cbrt t)
300.0ms
(cbrt t)
372.0ms
(- (* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t))) (* (- b c) (- (+ a (/ 5.0 6.0)) (/ 2.0 (* t 3.0)))))
181.0ms
(* (/ z (* (cbrt t) (cbrt t))) (/ (sqrt (+ t a)) (cbrt t)))

simplify1.5s

Counts
181 → 181
Iterations

Useful iterations: done (1.5s)

IterNodesCost
04866783
118556317
done50025987

prune1.7s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.2b

localize47.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ 2.0 (* t 3.0))
2.4b
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (log (exp (/ 2.0 (* t 3.0)))))))
3.4b
(log (exp (/ 2.0 (* t 3.0))))
6.8b
(/ (* z (sqrt (+ t a))) t)

rewrite123.0ms

Algorithm
rewrite-expression-head
Rules
14×add-exp-log add-cbrt-cube
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
log-pow frac-sub
exp-prod flip3-- flip--
associate--r+ add-log-exp
pow1
cbrt-undiv frac-times associate-*r/ div-exp associate-/r* associate-/l*
distribute-rgt-in sub-neg log-prod distribute-lft-in div-inv
frac-2neg sqrt-div associate-*l/ prod-exp associate--l+ clear-num cbrt-unprod associate-/l/
flip3-+ diff-log rem-log-exp flip-+
Counts
4 → 89
Calls
4 calls:
13.0ms
(/ 2.0 (* t 3.0))
67.0ms
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (log (exp (/ 2.0 (* t 3.0)))))))
18.0ms
(log (exp (/ 2.0 (* t 3.0))))
21.0ms
(/ (* z (sqrt (+ t a))) t)

series422.0ms

Counts
4 → 12
Calls
4 calls:
18.0ms
(/ 2.0 (* t 3.0))
290.0ms
(- (/ (* z (sqrt (+ t a))) t) (* (- b c) (- (+ a (/ 5.0 6.0)) (log (exp (/ 2.0 (* t 3.0)))))))
24.0ms
(log (exp (/ 2.0 (* t 3.0))))
90.0ms
(/ (* z (sqrt (+ t a))) t)

simplify2.2s

Counts
101 → 101
Iterations

Useful iterations: done (2.2s)

IterNodesCost
02782104
17921813
245451725
done50021721

prune908.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(* c (+ a 0.8333333333333334))
0.0b
(/ x (+ x (* y (exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b)))))))
0.0b
(exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b))))
1.4b
(- (* c (+ a 0.8333333333333334)) (* a b))

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt *-un-lft-identity
14×add-cube-cbrt
times-frac
add-exp-log distribute-rgt-in distribute-lft-in exp-sum add-cbrt-cube add-log-exp
pow1 associate--l+
associate-*r*
sub-neg associate-*l* associate-/r* associate-/l*
flip3-+ associate-*r/ associate-/r/ flip-+
cbrt-undiv exp-prod flip3-- exp-to-pow frac-2neg diff-log div-exp pow-prod-down prod-exp clear-num *-commutative flip-- cbrt-unprod div-inv rem-exp-log distribute-lft-out unswap-sqr
Counts
4 → 84
Calls
4 calls:
27.0ms
(* c (+ a 0.8333333333333334))
9.0ms
(/ x (+ x (* y (exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b)))))))
55.0ms
(exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b))))
19.0ms
(- (* c (+ a 0.8333333333333334)) (* a b))

series320.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(* c (+ a 0.8333333333333334))
183.0ms
(/ x (+ x (* y (exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b)))))))
41.0ms
(exp (* 2.0 (- (* c (+ a 0.8333333333333334)) (* a b))))
60.0ms
(- (* c (+ a 0.8333333333333334)) (* a b))

simplify873.0ms

Counts
96 → 96
Iterations

Useful iterations: done (869.0ms)

IterNodesCost
01741587
14371536
216481405
done50021403

prune470.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

regimes370.0ms

Accuracy

0% (2.2b remaining)

Error of 2.6b against oracle of 0.4b and baseline of 2.6b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03140
13940
done3940

end0.0ms

sample4.7s

Algorithm
intervals
Results
1.8s8000×body80valid
1.6s7948×body80nan