Details

Time bar (total: 29.0s)

sample339.0ms

Algorithm
intervals
Results
177.0ms1702×body80nan
24.0ms257×body80valid

simplify1.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25916
314916
444216
5154316
done500016

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ (log (+ x y)) (log z)) t)
0.1b
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.2b
(* (- a 0.5) (log t))
0.5b
(+ (log (+ x y)) (log z))

rewrite412.0ms

Algorithm
rewrite-expression-head
Rules
30×*-un-lft-identity
19×log-prod
18×add-sqr-sqrt
15×pow1
14×add-log-exp
12×add-cube-cbrt
associate-+r+ log-pow distribute-lft-out
associate-+l+
add-exp-log distribute-rgt-in flip3-- distribute-lft-in associate-*l/ sum-log add-cbrt-cube flip-- distribute-lft-out--
associate-+l- associate-*l*
log-div flip3-+ diff-log associate-*r* frac-add flip-+
+-commutative associate--l- sub-neg associate--l+ difference-of-squares
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 102
Calls
4 calls:
85.0ms
(- (+ (log (+ x y)) (log z)) t)
270.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
42.0ms
(* (- a 0.5) (log t))
13.0ms
(+ (log (+ x y)) (log z))

series739.0ms

Counts
4 → 12
Calls
4 calls:
277.0ms
(- (+ (log (+ x y)) (log z)) t)
288.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
81.0ms
(* (- a 0.5) (log t))
92.0ms
(+ (log (+ x y)) (log z))

simplify1.4s

Counts
114 → 114
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02391824
16321724
226561621
done50011615

prune546.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.1b
(+ (+ (log (+ x y)) (- (log z) t)) (* (- a 0.5) (log t)))
0.2b
(* (- a 0.5) (log t))
0.3b
(+ (log (+ x y)) (- (log z) t))

rewrite242.0ms

Algorithm
rewrite-expression-head
Rules
31×*-un-lft-identity
22×log-prod
19×add-sqr-sqrt
13×pow1 add-cube-cbrt add-log-exp
11×associate-+r+
associate-+l- sum-log log-pow distribute-lft-out distribute-lft-out--
add-exp-log distribute-rgt-in distribute-lft-in flip3-+ associate-*l/ associate--l+ add-cbrt-cube flip-+
associate-+l+ associate-*l*
log-div flip3-- associate-*r* frac-add flip--
diff-log
+-commutative associate-+r- sub-neg difference-of-squares
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 104
Calls
4 calls:
8.0ms
(- (log z) t)
174.0ms
(+ (+ (log (+ x y)) (- (log z) t)) (* (- a 0.5) (log t)))
29.0ms
(* (- a 0.5) (log t))
27.0ms
(+ (log (+ x y)) (- (log z) t))

series718.0ms

Counts
4 → 12
Calls
4 calls:
100.0ms
(- (log z) t)
294.0ms
(+ (+ (log (+ x y)) (- (log z) t)) (* (- a 0.5) (log t)))
71.0ms
(* (- a 0.5) (log t))
252.0ms
(+ (log (+ x y)) (- (log z) t))

simplify1.3s

Counts
116 → 116
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02431777
16491673
227321576
done50011567

prune613.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize48.0ms

Local error

Found 4 expressions with local error:

0.3b
(+ (log (+ x y)) (- (log z) t))
0.3b
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
pow1 associate-+r+
add-sqr-sqrt add-cube-cbrt associate-+l+ associate-*r/ add-log-exp
log-prod distribute-lft-out
cbrt-prod
sub-neg log-pow
add-exp-log distribute-rgt-in flip3-- distribute-lft-in frac-add add-cbrt-cube flip-- distribute-lft-out--
flip3-+ associate--l+ sum-log flip-+
+-commutative associate-+l- log-div pow1/3
associate-+r- distribute-rgt-out diff-log
Counts
4 → 76
Calls
4 calls:
32.0ms
(+ (log (+ x y)) (- (log z) t))
36.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.3s

Counts
4 → 12
Calls
4 calls:
286.0ms
(+ (log (+ x y)) (- (log z) t))
451.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (cbrt t)) (- a 0.5)))
287.0ms
(cbrt t)
266.0ms
(cbrt t)

simplify1.2s

Counts
88 → 88
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01841258
15281149
22120964
done5002936

prune598.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

localize70.0ms

Local error

Found 4 expressions with local error:

0.3b
(+ (log (+ x y)) (- (log z) t))
0.3b
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (pow t 1/3)) (- a 0.5)))
0.6b
(cbrt t)
5.1b
(pow t 1/3)

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
10×pow1
add-sqr-sqrt add-cube-cbrt associate-+r+
associate-+l+ associate-*r/ add-log-exp
log-prod distribute-lft-out
add-exp-log sub-neg log-pow
distribute-rgt-in flip3-- distribute-lft-in frac-add add-cbrt-cube flip-- distribute-lft-out--
cbrt-prod unpow-prod-down pow-unpow flip3-+ associate--l+ sum-log flip-+
+-commutative associate-+l- log-div
pow-to-exp associate-+r- distribute-rgt-out pow-pow unpow1/3 pow1/3 diff-log pow-exp sqr-pow
Counts
4 → 83
Calls
4 calls:
31.0ms
(+ (log (+ x y)) (- (log z) t))
45.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (pow t 1/3)) (- a 0.5)))
1.0ms
(cbrt t)
3.0ms
(pow t 1/3)

series1.5s

Counts
4 → 12
Calls
4 calls:
313.0ms
(+ (log (+ x y)) (- (log z) t))
701.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (log (pow t 1/3)) (- a 0.5)))
279.0ms
(cbrt t)
241.0ms
(pow t 1/3)

simplify1.7s

Counts
95 → 95
Iterations

Useful iterations: done (1.7s)

IterNodesCost
02211370
16401204
224321067
done50011041

prune666.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

regimes738.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02334
13234
done3234

end0.0ms

sample13.3s

Algorithm
intervals
Results
7.3s55801×body80nan
1.6s8027×body80valid