Details

Time bar (total: 20.6s)

sample188.0ms

Algorithm
intervals
Results
96.0ms2058×body80nan
14.0ms257×body80valid

simplify6.2s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25816
312216
429716
566116
6115216
7190616
8210616
9210916
done210916

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize16.0ms

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

rewrite163.0ms

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:
30.0ms
(- (+ (log (+ x y)) (log z)) t)
112.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
11.0ms
(* (- a 0.5) (log t))
6.0ms
(+ (log (+ x y)) (log z))

series527.0ms

Counts
4 → 12
Calls
4 calls:
177.0ms
(- (+ (log (+ x y)) (log z)) t)
211.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
65.0ms
(* (- a 0.5) (log t))
75.0ms
(+ (log (+ x y)) (log z))

simplify698.0ms

Counts
114 → 114
Iterations

Useful iterations: done (695.0ms)

IterNodesCost
02391824
16091724
220481617
done50001609

prune391.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.1b
(+ (* 1 (+ (log (+ x y)) (- (log z) t))) (* (- a 0.5) (log t)))
0.1b
(* (- a 0.5) (log t))
0.2b
(+ (log (+ x y)) (- (log z) t))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
31×*-un-lft-identity
22×log-prod
19×add-sqr-sqrt
13×pow1 add-cube-cbrt
11×associate-+r+
add-log-exp
distribute-rgt-in distribute-lft-in log-pow distribute-lft-out distribute-lft-out--
add-exp-log associate-+l+ associate-*l/ associate--l+ add-cbrt-cube
flip3-+ associate-*l* flip-+
flip3-- associate-*r/ associate-*r* frac-add flip--
sum-log
+-commutative associate-+l- sub-neg log-div diff-log difference-of-squares
associate-+r- pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 100
Calls
4 calls:
4.0ms
(- (log z) t)
15.0ms
(+ (* 1 (+ (log (+ x y)) (- (log z) t))) (* (- a 0.5) (log t)))
11.0ms
(* (- a 0.5) (log t))
14.0ms
(+ (log (+ x y)) (- (log z) t))

series503.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(- (log z) t)
203.0ms
(+ (* 1 (+ (log (+ x y)) (- (log z) t))) (* (- a 0.5) (log t)))
62.0ms
(* (- a 0.5) (log t))
173.0ms
(+ (log (+ x y)) (- (log z) t))

simplify803.0ms

Counts
112 → 112
Iterations

Useful iterations: done (799.0ms)

IterNodesCost
02461767
16421605
222021509
done50011502

prune563.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (* 1 (+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))) (* (- a 0.5) (log t)))
0.1b
(* (- a 0.5) (log t))
0.2b
(+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))
0.4b
(+ (log (+ x y)) (log (sqrt z)))

rewrite109.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
32×distribute-lft-out
28×pow1 log-prod
24×frac-add
22×log-pow
20×associate-+r+
19×add-sqr-sqrt
15×add-cube-cbrt
14×associate-*l/
13×flip3-- flip3-+ flip-- flip-+
12×associate-*r/ add-log-exp
11×distribute-lft-out--
sum-log
distribute-rgt-in associate-+l+ distribute-lft-in
add-exp-log associate-+l- associate--l+ sqrt-prod add-cbrt-cube
associate-*l*
log-div associate-*r*
+-commutative
diff-log
associate-+r- sub-neg pow-prod-down prod-exp *-commutative cbrt-unprod difference-of-squares unswap-sqr
Counts
4 → 132
Calls
4 calls:
43.0ms
(+ (* 1 (+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))) (* (- a 0.5) (log t)))
12.0ms
(* (- a 0.5) (log t))
41.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))
8.0ms
(+ (log (+ x y)) (log (sqrt z)))

series682.0ms

Counts
4 → 12
Calls
4 calls:
295.0ms
(+ (* 1 (+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))) (* (- a 0.5) (log t)))
54.0ms
(* (- a 0.5) (log t))
176.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (- (log (sqrt z)) t))
156.0ms
(+ (log (+ x y)) (log (sqrt z)))

simplify1.4s

Counts
144 → 144
Iterations

Useful iterations: 2 (522.0ms)

IterNodesCost
03404068
111323741
246863500
done50003500

prune599.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.2b
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
0.4b
(+ (log (+ x y)) (log (sqrt z)))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
46×log-prod
30×distribute-rgt-in distribute-lft-in
28×associate-+l+
27×*-un-lft-identity
24×cbrt-prod
21×add-sqr-sqrt add-cube-cbrt
18×associate-+r+
pow1 associate-*l/
distribute-lft-out add-log-exp
add-exp-log flip3-- frac-add log-pow add-cbrt-cube flip--
flip3-+ sqrt-prod flip-+
+-commutative associate-+l- log-div pow1/3 sum-log
Counts
4 → 101
Calls
4 calls:
18.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
8.0ms
(+ (log (+ x y)) (log (sqrt z)))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series702.0ms

Counts
4 → 12
Calls
4 calls:
175.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
150.0ms
(+ (log (+ x y)) (log (sqrt z)))
191.0ms
(cbrt t)
185.0ms
(cbrt t)

simplify776.0ms

Counts
113 → 113
Iterations

Useful iterations: done (773.0ms)

IterNodesCost
02541766
16341426
219651285
done50011280

prune635.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes542.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
01923
12721
done2721

end0.0ms

sample5.0s

Algorithm
intervals
Results
2.6s55353×body80nan
462.0ms8021×body80valid