Details

Time bar (total: 21.3s)

sample112.0ms

Algorithm
intervals
Results
29.0ms296×body80valid
26.0ms249×body80nan

simplify2.7s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
13016
28416
326716
495816
5374916
done500116

prune14.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (+ (+ x y) z) (* z (log t))) (* (- a 0.5) b))
0.0b
(* (- a 0.5) b)
0.1b
(- (+ (+ x y) z) (* z (log t)))
0.3b
(* z (log t))

rewrite943.0ms

Algorithm
rewrite-expression-head
Rules
27×add-log-exp
18×add-sqr-sqrt
14×*-un-lft-identity
12×add-cube-cbrt log-prod
10×sum-log
pow1
add-exp-log associate-*l* add-cbrt-cube
associate-*r*
distribute-rgt-in flip3-- distribute-lft-in diff-log associate-*l/ flip-- associate--r+
frac-add
associate-+l+
sub-neg pow-prod-down prod-exp associate--l+ *-commutative cbrt-unprod unswap-sqr
+-commutative associate-+l- flip3-+ log-pow flip-+ distribute-lft-out-- difference-of-squares
Counts
4 → 90
Calls
4 calls:
703.0ms
(+ (- (+ (+ x y) z) (* z (log t))) (* (- a 0.5) b))
35.0ms
(* (- a 0.5) b)
193.0ms
(- (+ (+ x y) z) (* z (log t)))
9.0ms
(* z (log t))

series365.0ms

Counts
4 → 12
Calls
4 calls:
221.0ms
(+ (- (+ (+ x y) z) (* z (log t))) (* (- a 0.5) b))
45.0ms
(* (- a 0.5) b)
47.0ms
(- (+ (+ x y) z) (* z (log t)))
52.0ms
(* z (log t))

simplify1.3s

Counts
102 → 102
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02041549
15621434
224291354
done50011345

prune520.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (log (cbrt t)) z)
0.3b
(* (* 2 (log (cbrt t))) z)
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
12×pow1
11×add-exp-log add-sqr-sqrt add-cbrt-cube
add-cube-cbrt *-un-lft-identity
cbrt-prod associate-*r* associate-*l*
pow-prod-down prod-exp cbrt-unprod add-log-exp
pow1/3
log-pow *-commutative
unswap-sqr
Counts
4 → 60
Calls
4 calls:
9.0ms
(* (log (cbrt t)) z)
29.0ms
(* (* 2 (log (cbrt t))) z)
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series844.0ms

Counts
4 → 12
Calls
4 calls:
178.0ms
(* (log (cbrt t)) z)
144.0ms
(* (* 2 (log (cbrt t))) z)
244.0ms
(cbrt t)
277.0ms
(cbrt t)

simplify1.0s

Counts
72 → 72
Iterations

Useful iterations: done (1.0s)

IterNodesCost
088525
1220495
21216413
done5000400

prune449.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize45.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt (cbrt t))
0.6b
(cbrt (pow t 2/3))
6.1b
(pow t 2/3)

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
19×cbrt-prod
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
unpow-prod-down
pow1 add-exp-log
add-cbrt-cube add-log-exp
pow-unpow pow1/3
sqr-pow
pow-to-exp pow-pow pow-exp
Counts
4 → 57
Calls
4 calls:
1.0ms
(cbrt t)
2.0ms
(cbrt (cbrt t))
4.0ms
(cbrt (pow t 2/3))
5.0ms
(pow t 2/3)

series1.4s

Counts
4 → 12
Calls
4 calls:
253.0ms
(cbrt t)
366.0ms
(cbrt (cbrt t))
278.0ms
(cbrt (pow t 2/3))
517.0ms
(pow t 2/3)

simplify3.5s

Counts
69 → 69
Iterations

Useful iterations: done (3.5s)

IterNodesCost
093428
1199383
2682347
32997333
done5001329

prune596.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize56.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* 2 (log (cbrt t))) z)
0.3b
(* (- (log t)) z)
0.4b
(* -1/3 (* (- (log t)) z))
0.6b
(cbrt t)

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
18×pow1
16×add-exp-log associate-*l* add-cbrt-cube
13×add-sqr-sqrt
11×add-cube-cbrt *-un-lft-identity
associate-*r* pow-prod-down prod-exp cbrt-unprod
distribute-lft-neg-in distribute-rgt-neg-in add-log-exp
cbrt-prod *-commutative
distribute-lft-neg-out log-pow
neg-mul-1 pow1/3 distribute-rgt-neg-out unswap-sqr
Counts
4 → 76
Calls
4 calls:
27.0ms
(* (* 2 (log (cbrt t))) z)
20.0ms
(* (- (log t)) z)
35.0ms
(* -1/3 (* (- (log t)) z))
2.0ms
(cbrt t)

series679.0ms

Counts
4 → 12
Calls
4 calls:
158.0ms
(* (* 2 (log (cbrt t))) z)
101.0ms
(* (- (log t)) z)
99.0ms
(* -1/3 (* (- (log t)) z))
320.0ms
(cbrt t)

simplify1.5s

Counts
88 → 88
Iterations

Useful iterations: done (1.5s)

IterNodesCost
0134715
1350673
21973529
done5001516

prune511.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes790.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02631
13431
done3431

end0.0ms

sample3.8s

Algorithm
intervals
Results
1.5s9168×body80valid
838.0ms9129×body80nan
1.0msbody640valid
0.0msbody320valid
0.0msbody160valid