Details

Time bar (total: 18.5s)

sample158.0ms

Algorithm
intervals
Results
76.0ms1622×body80nan
16.0ms256×body80valid

simplify5.6s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25816
312216
429716
570816
6129816
7221816
8284816
9285116
done285116

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize15.0ms

Local error

Found 3 expressions with local error:

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))

rewrite123.0ms

Algorithm
rewrite-expression-head
Rules
19×log-prod *-un-lft-identity
15×add-sqr-sqrt
11×add-cube-cbrt
10×pow1 add-log-exp
associate-+r+
associate-+l+
distribute-rgt-in distribute-lft-in associate-*l/
add-exp-log flip3-- associate-*l* sum-log log-pow add-cbrt-cube flip-- distribute-lft-out
associate-*r* frac-add
associate-+l- flip3-+ flip-+
+-commutative log-div diff-log
sub-neg pow-prod-down prod-exp associate--l+ *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 80
Calls
3 calls:
101.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
13.0ms
(* (- a 0.5) (log t))
6.0ms
(+ (log (+ x y)) (log z))

series351.0ms

Counts
3 → 9
Calls
3 calls:
212.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
59.0ms
(* (- a 0.5) (log t))
79.0ms
(+ (log (+ x y)) (log z))

simplify606.0ms

Counts
89 → 89
Iterations

Useful iterations: done (603.0ms)

IterNodesCost
02241499
15881424
220881323
done50011316

prune327.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize15.0ms

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

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
22×log-prod
19×add-sqr-sqrt
14×add-log-exp
13×add-cube-cbrt
pow1 associate-+l+
associate-+r+ sum-log
add-exp-log distribute-rgt-in flip3-- distribute-lft-in associate-*l/ associate--l+ add-cbrt-cube flip--
associate-*l*
associate-+l- associate-*r* frac-add
flip3-+ diff-log log-pow flip-+ distribute-lft-out distribute-lft-out--
+-commutative sub-neg log-div difference-of-squares
associate-+r- pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 98
Calls
4 calls:
3.0ms
(- (log z) t)
44.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))
19.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))
11.0ms
(* (- a 0.5) (log t))

series436.0ms

Counts
4 → 12
Calls
4 calls:
67.0ms
(- (log z) t)
210.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))
96.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))
62.0ms
(* (- a 0.5) (log t))

simplify792.0ms

Counts
110 → 110
Iterations

Useful iterations: done (789.0ms)

IterNodesCost
02391697
16461595
222101497
done50001479

prune384.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- a 0.5) (log (cbrt t)))
0.3b
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
0.5b
(cbrt t)
0.5b
(cbrt t)

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
48×log-prod
36×distribute-rgt-in distribute-lft-in
30×cbrt-prod
28×add-sqr-sqrt
26×*-un-lft-identity
24×add-cube-cbrt associate-+l+
12×associate-+r+
10×associate-*l/
pow1
add-exp-log add-cbrt-cube add-log-exp
flip3-- associate-*r* associate-*l* flip--
frac-add
pow1/3
log-pow
+-commutative flip3-+ pow-prod-down prod-exp sum-log *-commutative cbrt-unprod flip-+ distribute-lft-out distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 110
Calls
4 calls:
12.0ms
(* (- a 0.5) (log (cbrt t)))
21.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
0.0ms
(cbrt t)
1.0ms
(cbrt t)

series690.0ms

Counts
4 → 12
Calls
4 calls:
135.0ms
(* (- a 0.5) (log (cbrt t)))
177.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
193.0ms
(cbrt t)
184.0ms
(cbrt t)

simplify876.0ms

Counts
122 → 122
Iterations

Useful iterations: 2 (181.0ms)

IterNodesCost
02061878
15001503
222031331
done50011331

prune591.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize27.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt t)
0.5b
(cbrt t)
0.6b
(cbrt (cbrt t))
0.6b
(cbrt (cbrt t))

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
24×cbrt-prod
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 add-exp-log pow1/3 add-cbrt-cube add-log-exp
Counts
4 → 50
Calls
4 calls:
0.0ms
(cbrt t)
0.0ms
(cbrt t)
1.0ms
(cbrt (cbrt t))
1.0ms
(cbrt (cbrt t))

series875.0ms

Counts
4 → 12
Calls
4 calls:
185.0ms
(cbrt t)
184.0ms
(cbrt t)
257.0ms
(cbrt (cbrt t))
248.0ms
(cbrt (cbrt t))

simplify566.0ms

Counts
62 → 62
Iterations

Useful iterations: 3 (63.0ms)

IterNodesCost
042346
175330
2150300
3372288
41226288
done5000288

prune359.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes507.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02539
13539
done3539

end0.0ms

sample5.0s

Algorithm
intervals
Results
2.5s55100×body80nan
451.0ms8032×body80valid