Details

Time bar (total: 12.9s)

sample35.0ms

Algorithm
intervals
Results
8.0ms256×pre80true
8.0ms256×body80valid

simplify97.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
07124
118124
241124
376124
4113124
5117124
done117124

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (+ b c) d)
0.1b
(* a (+ (+ b c) d))

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
17×*-un-lft-identity
add-sqr-sqrt distribute-lft-out add-log-exp
associate-*r* add-cube-cbrt
pow1 fma-def add-cbrt-cube add-exp-log
sum-log associate-*l*
expm1-log1p-u flip3-+ associate-*r/ flip-+ log1p-expm1-u
distribute-rgt-in +-commutative associate-+l+ distribute-lft-in pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
2 → 47
Calls
2 calls:
28.0ms
(+ (+ b c) d)
88.0ms
(* a (+ (+ b c) d))

series55.0ms

Counts
2 → 6
Calls
2 calls:
18.0ms
(+ (+ b c) d)
36.0ms
(* a (+ (+ b c) d))

simplify1.4s

Counts
53 → 53
Iterations

Useful iterations: done (1.4s)

IterNodesCost
0708663
12067543
29607463
done50007383

prune255.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize23.0ms

Local error

Found 2 expressions with local error:

0.0b
(* a (+ b c))
0.0b
(+ (* a (+ b c)) (* a d))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity
pow1 add-cbrt-cube associate-*r* add-exp-log add-cube-cbrt add-log-exp
associate-*l*
distribute-rgt-in expm1-log1p-u associate-+l+ distribute-lft-in flip3-+ associate-*r/ flip-+ log1p-expm1-u distribute-lft-out
+-commutative sum-log fma-def pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
2 → 42
Calls
2 calls:
38.0ms
(* a (+ b c))
20.0ms
(+ (* a (+ b c)) (* a d))

series88.0ms

Counts
2 → 6
Calls
2 calls:
36.0ms
(* a (+ b c))
51.0ms
(+ (* a (+ b c)) (* a d))

simplify1.2s

Counts
48 → 48
Iterations

Useful iterations: 2 (263.0ms)

IterNodesCost
0768760
12447196
211257021
done50027021

prune285.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ (+ b c) d))
0.3b
(* (sqrt a) (sqrt (+ (+ b c) d)))
0.3b
(* (sqrt a) (sqrt (+ (+ b c) d)))
0.5b
(* (* (sqrt a) (sqrt (+ (+ b c) d))) (* (sqrt a) (sqrt (+ (+ b c) d))))

rewrite414.0ms

Algorithm
rewrite-expression-head
Rules
68×pow1
41×pow-prod-down
32×add-sqr-sqrt
29×sqrt-prod
28×*-un-lft-identity
21×sqrt-pow1 pow1/2
20×add-cbrt-cube add-exp-log
18×sqrt-div associate-*r/
17×associate-*r*
13×associate-*l* add-cube-cbrt
10×prod-exp cbrt-unprod
flip3-+ flip-+ distribute-lft-out
pow-prod-up unswap-sqr
sqrt-unprod
pow-sqr
expm1-log1p-u frac-times log1p-expm1-u add-log-exp
*-commutative
pow-plus associate-*l/
pow2 rem-sqrt-square rem-square-sqrt swap-sqr hypot-def
Counts
4 → 146
Calls
4 calls:
37.0ms
(sqrt (+ (+ b c) d))
75.0ms
(* (sqrt a) (sqrt (+ (+ b c) d)))
110.0ms
(* (sqrt a) (sqrt (+ (+ b c) d)))
185.0ms
(* (* (sqrt a) (sqrt (+ (+ b c) d))) (* (sqrt a) (sqrt (+ (+ b c) d))))

series624.0ms

Counts
4 → 12
Calls
4 calls:
71.0ms
(sqrt (+ (+ b c) d))
248.0ms
(* (sqrt a) (sqrt (+ (+ b c) d)))
239.0ms
(* (sqrt a) (sqrt (+ (+ b c) d)))
66.0ms
(* (* (sqrt a) (sqrt (+ (+ b c) d))) (* (sqrt a) (sqrt (+ (+ b c) d))))

simplify1.8s

Counts
158 → 158
Iterations

Useful iterations: done (1.7s)

IterNodesCost
016744849
146237424
2201034583
done500133668

prune671.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize45.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* (+ b c) (+ b c)) (* d d))
0.0b
(* (+ b c) (+ b c))
0.4b
(* a (- (* (+ b c) (+ b c)) (* d d)))
6.8b
(/ (* a (- (* (+ b c) (+ b c)) (* d d))) (- (+ b c) d))

rewrite268.0ms

Algorithm
rewrite-expression-head
Rules
36×*-un-lft-identity
20×add-sqr-sqrt
13×pow1 add-cbrt-cube add-exp-log
12×add-cube-cbrt
distribute-rgt-in distribute-lft-in
associate-*r* distribute-lft-out
associate-*l*
associate-/r* flip3-+ times-frac swap-sqr associate--l+ associate-*r/ flip-+ add-log-exp
expm1-log1p-u frac-times flip3-- log1p-expm1-u flip-- distribute-lft-out-- difference-of-squares
sub-neg prod-diff prod-exp cbrt-unprod
cbrt-undiv div-exp pow-prod-down associate-*l/ associate-/r/ *-commutative unswap-sqr associate-/l/
pow2 clear-num frac-2neg pow-plus fma-neg diff-log pow-sqr pow-prod-up div-inv associate-/l*
Counts
4 → 127
Calls
4 calls:
29.0ms
(- (* (+ b c) (+ b c)) (* d d))
34.0ms
(* (+ b c) (+ b c))
92.0ms
(* a (- (* (+ b c) (+ b c)) (* d d)))
108.0ms
(/ (* a (- (* (+ b c) (+ b c)) (* d d))) (- (+ b c) d))

series483.0ms

Counts
4 → 12
Calls
4 calls:
100.0ms
(- (* (+ b c) (+ b c)) (* d d))
18.0ms
(* (+ b c) (+ b c))
207.0ms
(* a (- (* (+ b c) (+ b c)) (* d d)))
157.0ms
(/ (* a (- (* (+ b c) (+ b c)) (* d d))) (- (+ b c) d))

simplify2.8s

Counts
139 → 139
Iterations

Useful iterations: 2 (1.2s)

IterNodesCost
020040501
163633343
2460531615
done500031615

prune687.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes473.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
08164
112164
done12164

end0.0ms

sample1.0s

Algorithm
intervals
Results
364.0ms8000×body80valid
281.0ms8000×pre80true