Details

Time bar (total: 16.5s)

sample150.0ms

Algorithm
intervals
Results
76.0ms1620×body80nan
14.0ms256×body80valid

simplify2.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25816
312216
429716
566116
6115016
7188116
8207116
9207416
done207416

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (+ (log (+ x y)) (log z)) t)
0.2b
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.2b
(* (- a 0.5) (log t))
0.6b
(+ (log (+ x y)) (log z))

rewrite150.0ms

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:
28.0ms
(- (+ (log (+ x y)) (log z)) t)
102.0ms
(+ (- (+ (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))

series481.0ms

Counts
4 → 12
Calls
4 calls:
161.0ms
(- (+ (log (+ x y)) (log z)) t)
195.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
55.0ms
(* (- a 0.5) (log t))
70.0ms
(+ (log (+ x y)) (log z))

simplify590.0ms

Counts
114 → 114
Iterations

Useful iterations: done (587.0ms)

IterNodesCost
02391824
16091724
220481617
done50011609

prune382.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 4 expressions with local error:

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

rewrite628.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
28×log-prod
24×pow1
23×distribute-lft-out
19×add-sqr-sqrt
18×associate-+r+ log-pow
15×add-cube-cbrt add-log-exp
11×sum-log
associate-+l+
associate-+l-
add-exp-log distribute-rgt-in distribute-lft-in associate-*l/ sqrt-prod add-cbrt-cube
flip3-- flip3-+ associate-*l* flip-- flip-+
log-div associate-*r* frac-add
+-commutative diff-log
sub-neg pow-prod-down prod-exp associate--l+ *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 115
Calls
4 calls:
577.0ms
(+ (- (+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z))) t) (* (- a 0.5) (log t)))
11.0ms
(* (- a 0.5) (log t))
29.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z)))
7.0ms
(+ (log (+ x y)) (log (sqrt z)))

series635.0ms

Counts
4 → 12
Calls
4 calls:
279.0ms
(+ (- (+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z))) t) (* (- a 0.5) (log t)))
54.0ms
(* (- a 0.5) (log t))
160.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z)))
142.0ms
(+ (log (+ x y)) (log (sqrt z)))

simplify716.0ms

Counts
127 → 127
Iterations

Useful iterations: done (709.0ms)

IterNodesCost
02802418
17512160
225191959
done50001957

prune470.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

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

rewrite362.0ms

Algorithm
rewrite-expression-head
Rules
18×add-log-exp
16×associate-+r+ log-prod
13×*-un-lft-identity
11×add-sqr-sqrt add-cube-cbrt
distribute-rgt-in distribute-lft-in sum-log
associate-+l+
cbrt-prod sqrt-prod
pow1 add-exp-log flip3-- associate-*r/ frac-add add-cbrt-cube flip--
associate-+l- sub-neg flip3-+ diff-log flip-+
+-commutative log-div pow1/3
associate--l+ distribute-lft-out
Counts
4 → 77
Calls
4 calls:
350.0ms
(+ (- (+ (* (- a 0.5) (* 2 (log (cbrt t)))) (+ (log (+ x y)) (* 2 (log (sqrt z))))) t) (* (log (cbrt t)) (- a 0.5)))
0.0ms
(cbrt t)
1.0ms
(cbrt t)
9.0ms
(+ (log (+ x y)) (* 2 (log (sqrt z))))

series692.0ms

Counts
4 → 12
Calls
4 calls:
189.0ms
(+ (- (+ (* (- a 0.5) (* 2 (log (cbrt t)))) (+ (log (+ x y)) (* 2 (log (sqrt z))))) t) (* (log (cbrt t)) (- a 0.5)))
169.0ms
(cbrt t)
170.0ms
(cbrt t)
163.0ms
(+ (log (+ x y)) (* 2 (log (sqrt z))))

simplify645.0ms

Counts
89 → 89
Iterations

Useful iterations: 2 (220.0ms)

IterNodesCost
02452148
16692065
223321885
done50011885

prune460.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt (pow (cbrt t) 3))
0.6b
(+ (log (+ x y)) (* 2 (log (sqrt z))))
0.7b
(pow (cbrt t) 3)

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
33×cbrt-prod
22×*-un-lft-identity
20×add-sqr-sqrt add-cube-cbrt
16×log-prod
12×unpow-prod-down associate-+r+ cube-prod
distribute-rgt-in distribute-lft-in sqrt-prod
pow1 add-exp-log add-log-exp
associate-+l+ add-cbrt-cube
pow-unpow pow1/3
cube-mult associate-+l- log-div pow-pow flip3-+ unpow3 flip-+ sqr-pow
+-commutative pow-to-exp pow-exp sum-log rem-cbrt-cube distribute-lft-out rem-cube-cbrt
Counts
4 → 97
Calls
4 calls:
0.0ms
(cbrt t)
5.0ms
(cbrt (pow (cbrt t) 3))
7.0ms
(+ (log (+ x y)) (* 2 (log (sqrt z))))
2.0ms
(pow (cbrt t) 3)

series921.0ms

Counts
4 → 12
Calls
4 calls:
172.0ms
(cbrt t)
181.0ms
(cbrt (pow (cbrt t) 3))
166.0ms
(+ (log (+ x y)) (* 2 (log (sqrt z))))
401.0ms
(pow (cbrt t) 3)

simplify791.0ms

Counts
109 → 109
Iterations

Useful iterations: 3 (346.0ms)

IterNodesCost
01741069
1378779
2831693
32117686
done5001686

prune434.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

regimes490.0ms

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: 0 (0.0ms)

IterNodesCost
01721
12221
done2221

end0.0ms

sample4.8s

Algorithm
intervals
Results
2.6s54937×body80nan
446.0ms8032×body80valid