Details

Time bar (total: 15.9s)

sample91.0ms

Algorithm
intervals
Results
20.0ms27×body1280valid
18.0ms207×body80valid
13.0ms30×body640valid
7.0ms24×body320valid
6.0ms96×body80nan
2.0msbody160valid

simplify1.8s

Counts
1 → 1
Iterations
IterNodes
done5001
62094
5507
4152
354
227
118
010

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.1b

localize43.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ y (+ z y))
0.0b
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
0.1b
(* y (log (/ y (+ z y))))
5.6b
(log (/ y (+ z y)))

rewrite154.0ms

Algorithm
rewrite-expression-head
Rules
68×*-un-lft-identity
54×log-prod
48×times-frac
42×add-sqr-sqrt
40×add-cube-cbrt
18×distribute-rgt-in distribute-lft-in
14×distribute-lft-out
11×add-exp-log
pow1 add-cbrt-cube associate-/r/
add-log-exp
flip3-+ flip-+
expm1-log1p-u associate-/r* associate-*r* log1p-expm1-u div-inv
fma-def associate-*l* associate-/l*
div-exp rem-log-exp log-pow
cbrt-undiv +-commutative log-div clear-num sum-log frac-2neg pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 140
Calls
4 calls:
14.0ms
(/ y (+ z y))
110.0ms
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
16.0ms
(* y (log (/ y (+ z y))))
5.0ms
(log (/ y (+ z y)))

series327.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(/ y (+ z y))
109.0ms
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
90.0ms
(* y (log (/ y (+ z y))))
60.0ms
(log (/ y (+ z y)))

simplify1.2s

Counts
152 → 152
Iterations
IterNodes
done5000
21338
1465
0207

prune964.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize14.0ms

Local error

Found 1 expressions with local error:

0.0b
(+ x (/ (exp 0) y))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity
fma-def add-log-exp
add-sqr-sqrt add-cube-cbrt
expm1-log1p-u pow1 +-commutative sum-log flip3-+ add-cbrt-cube add-exp-log flip-+ log1p-expm1-u distribute-lft-out
Counts
1 → 17
Calls
1 calls:
9.0ms
(+ x (/ (exp 0) y))

series21.0ms

Counts
1 → 3
Calls
1 calls:
21.0ms
(+ x (/ (exp 0) y))

simplify1.9s

Counts
20 → 20
Iterations
IterNodes
done5001
32442
2320
184
032

prune109.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (exp (- z)) y))
0.0b
(/ (exp (- z)) y)

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity
11×add-sqr-sqrt add-cube-cbrt
times-frac
add-cbrt-cube add-log-exp
associate-/r* fma-def add-exp-log associate-/l*
expm1-log1p-u pow1 log1p-expm1-u associate-/l/
neg-sub0 exp-neg cbrt-undiv +-commutative clear-num sum-log frac-2neg flip3-+ exp-diff div-exp flip-+ div-inv distribute-lft-out
Counts
2 → 48
Calls
2 calls:
13.0ms
(+ x (/ (exp (- z)) y))
18.0ms
(/ (exp (- z)) y)

series71.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(+ x (/ (exp (- z)) y))
27.0ms
(/ (exp (- z)) y)

simplify864.0ms

Counts
54 → 54
Iterations
IterNodes
done5000
2747
1200
089

prune353.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize81.0ms

Local error

Found 4 expressions with local error:

0.1b
(* y (log (/ y (+ z y))))
0.2b
(* (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))) (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))))
5.6b
(log (/ y (+ z y)))
5.6b
(log (/ y (+ z y)))

rewrite891.0ms

Algorithm
rewrite-expression-head
Rules
84×*-un-lft-identity
72×log-prod
60×add-sqr-sqrt
48×times-frac
46×add-cube-cbrt
26×sqrt-prod
24×pow1
18×distribute-rgt-in distribute-lft-in distribute-lft-out
14×add-exp-log
12×sqrt-div
11×swap-sqr associate-*r*
10×flip3-+ associate-*l* flip-+
sqrt-pow1 add-cbrt-cube pow1/2 associate-/r/
pow-prod-up unswap-sqr
expm1-log1p-u frac-times rem-log-exp pow-prod-down log1p-expm1-u div-inv add-log-exp
pow-sqr log-pow
log-div div-exp associate-*l/ prod-exp associate-*r/ *-commutative cbrt-unprod
pow2 rem-square-sqrt pow-plus sqrt-unprod
Counts
4 → 183
Calls
4 calls:
16.0ms
(* y (log (/ y (+ z y))))
850.0ms
(* (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))) (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))))
10.0ms
(log (/ y (+ z y)))
10.0ms
(log (/ y (+ z y)))

series392.0ms

Counts
4 → 12
Calls
4 calls:
97.0ms
(* y (log (/ y (+ z y))))
176.0ms
(* (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))) (sqrt (+ x (/ (exp (* y (log (/ y (+ z y))))) y))))
55.0ms
(log (/ y (+ z y)))
63.0ms
(log (/ y (+ z y)))

simplify1.8s

Counts
195 → 195
Iterations
IterNodes
done5000
21694
1550
0255

prune1.2s

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes338.0ms

Accuracy

70.2% (0.7b remaining)

Error of 0.8b against oracle of 0.1b and baseline of 2.4b

bsearch37.0ms

Steps
ItersRangePoint
6
0.0021791553575483446
0.02896948912313928
0.028513151261711524

simplify4.0ms

Iterations
IterNodes
done17
117
014

end0.0ms

sample3.1s

Algorithm
intervals
Results
983.0ms765×body1280valid
719.0ms6568×body80valid
450.0ms964×body640valid
270.0ms3063×body80nan
200.0ms539×body320valid
61.0ms313×body160valid