Details

Time bar (total: 2.3s)

sample392.0ms

Algorithm
intervals
Results
146.0ms1331×body80nan
117.0ms415×body80valid
9.0ms13×body640valid
3.0ms11×body160valid
2.0msbody1280valid
2.0msbody320valid

simplify1.7s

Counts
1 → 1
Iterations

Useful iterations: 4 (68.0ms)

IterNodesCost
01718
13018
25818
312718
431117
5101017
done500017

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 1.2b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.1b
(* y (- (log z) t))
0.5b
(+ (* y (- (log z) t)) (* a (- (log (- 1.0 z)) b)))
5.8b
(log (- 1.0 z))

rewrite144.0ms

Algorithm
rewrite-expression-head
Rules
30×log-prod
26×add-sqr-sqrt *-un-lft-identity
25×associate--l+
17×distribute-rgt-in distribute-lft-in
14×add-cube-cbrt associate-+r+
10×associate-+l+ associate-*r/
pow1
add-exp-log sub-neg flip3-- flip-- distribute-lft-out-- add-log-exp
associate-*r* add-cbrt-cube
difference-of-squares
frac-add
associate-*l* log-pow
log-div
+-commutative flip3-+ diff-log rem-log-exp pow-prod-down prod-exp sum-log *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
4 → 106
Calls
4 calls:
11.0ms
(- (log z) t)
64.0ms
(* y (- (log z) t))
58.0ms
(+ (* y (- (log z) t)) (* a (- (log (- 1.0 z)) b)))
7.0ms
(log (- 1.0 z))

series15.0ms