Details

Time bar (total: 14.4s)

sample82.0ms

Algorithm
intervals
Results
19.0ms31×body1280valid
15.0ms210×body80valid
13.0ms33×body640valid
5.0ms95×body80nan
3.0ms12×body320valid
2.0ms10×body160valid

simplify1.4s

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

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.7b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
0.0b
(/ y (+ z y))
0.1b
(* y (log (/ y (+ z y))))
7.6b
(log (/ y (+ z y)))

rewrite121.0ms

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:
83.0ms
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
10.0ms
(/ y (+ z y))
16.0ms
(* y (log (/ y (+ z y))))
5.0ms
(log (/ y (+ z y)))

series303.0ms

Counts
4 → 12
Calls
4 calls:
75.0ms
(+ x (/ (exp (* y (log (/ y (+ z y))))) y))
62.0ms
(/ y (+ z y))
103.0ms
(* y (log (/ y (+ z y))))
63.0ms
(log (/ y (+ z y)))

simplify1.2s

Counts
152 → 152
Iterations
IterNodes
done5001
21335
1465
0207

prune936.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize7.0ms

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))

series16.0ms

Counts
1 → 3
Calls
1 calls:
16.0ms
(+ x (/ (exp 0) y))

simplify1.8s

Counts
20 → 20
Iterations
IterNodes
done5001
32442
2320
184
032

prune87.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 2 expressions with local error:

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

rewrite25.0ms

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:
11.0ms
(+ x (/ (exp (- z)) y))
13.0ms
(/ (exp (- z)) y)

series60.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(+ x (/ (exp (- z)) y))
22.0ms
(/ (exp (- z)) y)

simplify781.0ms

Counts
54 → 54
Iterations
IterNodes
done5000
2747
1200
089

prune224.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (+ z y))
0.5b
(cbrt (+ z y))
0.6b
(* (cbrt (+ z y)) (cbrt (+ z y)))
30.4b
(log (/ (/ y (* (cbrt (+ z y)) (cbrt (+ z y)))) (cbrt (+ z y))))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
126×times-frac
111×log-prod
107×*-un-lft-identity
102×cbrt-div
92×cbrt-prod
67×add-sqr-sqrt
59×add-cube-cbrt
58×associate-/r/
51×flip3-+ flip-+
32×frac-times
23×distribute-lft-out
16×associate-*l/ associate-*r/ add-exp-log
12×pow1
swap-sqr
pow1/3 div-inv
associate-*r* associate-*l*
div-exp
expm1-log1p-u add-cbrt-cube rem-log-exp log1p-expm1-u add-log-exp unswap-sqr
pow-prod-down prod-exp pow-sqr pow-prod-up
pow2 log-div pow-plus log-pow *-commutative cbrt-unprod
Counts
4 → 213
Calls
4 calls:
5.0ms
(cbrt (+ z y))
3.0ms
(cbrt (+ z y))
30.0ms
(* (cbrt (+ z y)) (cbrt (+ z y)))
27.0ms
(log (/ (/ y (* (cbrt (+ z y)) (cbrt (+ z y)))) (cbrt (+ z y))))

series569.0ms

Counts
4 → 12
Calls
4 calls:
129.0ms
(cbrt (+ z y))
139.0ms
(cbrt (+ z y))
207.0ms
(* (cbrt (+ z y)) (cbrt (+ z y)))
94.0ms
(log (/ (/ y (* (cbrt (+ z y)) (cbrt (+ z y)))) (cbrt (+ z y))))

simplify1.8s

Counts
225 → 225
Iterations
IterNodes
done5000
24004
11058
0445

prune1.5s

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

regimes137.0ms

Accuracy

67.6% (0.7b remaining)

Error of 0.8b against oracle of 0.1b and baseline of 2.2b

bsearch73.0ms

Steps
ItersRangePoint
9
17717782.309850607
12913262010494.463
18035828.612908237

simplify5.0ms

Iterations
IterNodes
done19
119
016

end0.0ms

sample3.1s

Algorithm
intervals
Results
970.0ms6571×body80valid
545.0ms742×body1280valid
444.0ms943×body640valid
278.0ms3033×body80nan
153.0ms550×body320valid
57.0ms338×body160valid