Details

Time bar (total: 32.8s)

sample248.0ms

Algorithm
intervals
Results
106.0ms1820×body80nan
18.0ms257×body80valid

simplify7.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01516
12716
25916
314716
432616
568116
6121316
7175016
8207316
9207616
done207616

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize30.0ms

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))
0.6b
(+ (log (+ x y)) (log z))

rewrite424.0ms

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:
71.0ms
(- (+ (log (+ x y)) (log z)) t)
301.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
28.0ms
(* (- a 0.5) (log t))
20.0ms
(+ (log (+ x y)) (log z))

series795.0ms

Counts
4 → 12
Calls
4 calls:
274.0ms
(- (+ (log (+ x y)) (log z)) t)
327.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
102.0ms
(* (- a 0.5) (log t))
93.0ms
(+ (log (+ x y)) (log z))

simplify1.2s

Counts
114 → 114
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02391824
16171724
221301617
done50021584

prune645.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

localize42.0ms

Local error

Found 4 expressions with local error:

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

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
19×log-prod
18×*-un-lft-identity
15×associate-+r+
12×cbrt-prod add-sqr-sqrt add-cube-cbrt
pow1 distribute-rgt-in associate-+l+ distribute-lft-in
add-log-exp
distribute-lft-out
add-exp-log flip3-- associate-*r/ associate-*l/ frac-add log-pow add-cbrt-cube flip--
flip3-+ flip-+
+-commutative associate-+l- sub-neg log-div pow1/3 sum-log
Counts
4 → 77
Calls
4 calls:
57.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (log (cbrt t))))
26.0ms
(+ (log (+ x y)) (log z))
2.0ms
(cbrt t)
2.0ms
(cbrt t)

series1.0s

Counts
4 → 12
Calls
4 calls:
440.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (log (cbrt t))))
115.0ms
(+ (log (+ x y)) (log z))
232.0ms
(cbrt t)
260.0ms
(cbrt t)

simplify1.1s

Counts
89 → 89
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01991302
15271201
21700990
done5002984

prune612.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (- (+ (+ (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)))

rewrite1.5s

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:
1.4s
(+ (- (+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z))) t) (* (- a 0.5) (log t)))
24.0ms
(* (- a 0.5) (log t))
53.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z)))
18.0ms
(+ (log (+ x y)) (log (sqrt z)))

series975.0ms

Counts
4 → 12
Calls
4 calls:
479.0ms
(+ (- (+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z))) t) (* (- a 0.5) (log t)))
64.0ms
(* (- a 0.5) (log t))
232.0ms
(+ (+ (log (+ x y)) (log (sqrt z))) (log (sqrt z)))
199.0ms
(+ (log (+ x y)) (log (sqrt z)))

simplify1.5s

Counts
127 → 127
Iterations

Useful iterations: done (1.5s)

IterNodesCost
02802418
17592160
226051959
done50011914

prune594.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log (sqrt t)))) (* (log (sqrt t)) (- a 0.5)))
0.2b
(* (- a 0.5) (log (sqrt t)))
0.2b
(* (log (sqrt t)) (- a 0.5))
0.6b
(+ (log (+ x y)) (log z))

rewrite1.3s

Algorithm
rewrite-expression-head
Rules
24×*-un-lft-identity
22×add-sqr-sqrt
20×frac-add
19×log-prod
16×pow1 flip3-- flip-- add-log-exp
14×add-cube-cbrt associate-*r/
11×associate-*r* associate-*l*
10×distribute-rgt-in distribute-lft-in associate-*l/ log-pow
sum-log
add-exp-log add-cbrt-cube
associate-+r+
sqrt-prod
associate-+l+ flip3-+ flip-+ distribute-lft-out
associate-+l- sub-neg
+-commutative log-div sqrt-pow1 pow1/2 diff-log pow-prod-down prod-exp *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 122
Calls
4 calls:
1.2s
(+ (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log (sqrt t)))) (* (log (sqrt t)) (- a 0.5)))
32.0ms
(* (- a 0.5) (log (sqrt t)))
38.0ms
(* (log (sqrt t)) (- a 0.5))
30.0ms
(+ (log (+ x y)) (log z))

series780.0ms

Counts
4 → 12
Calls
4 calls:
476.0ms
(+ (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log (sqrt t)))) (* (log (sqrt t)) (- a 0.5)))
80.0ms
(* (- a 0.5) (log (sqrt t)))
112.0ms
(* (log (sqrt t)) (- a 0.5))
111.0ms
(+ (log (+ x y)) (log z))

simplify2.6s

Counts
134 → 134
Iterations

Useful iterations: done (2.5s)

IterNodesCost
03293467
19893249
241273023
done50002993

prune717.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes634.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify5.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02027
12727
done2727

end0.0ms

sample8.7s

Algorithm
intervals
Results
3.8s55308×body80nan
679.0ms8027×body80valid