Details

Time bar (total: 5.1s)

sample44.0ms

Algorithm
intervals
Results
19.0ms323×body80valid

simplify34.0ms

Counts
1 → 1

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.4b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (* y (- z t)) a))
0.0b
(* y (- z t))
7.9b
(/ (* y (- z t)) a)

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
11×*-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*r* add-log-exp
associate-*r/
sub-neg flip3-- times-frac associate-*l* associate-/r* flip--
cbrt-undiv distribute-rgt-in distribute-lft-in div-exp prod-exp cbrt-unprod associate-/l/ distribute-lft-out-- difference-of-squares
frac-2neg diff-log pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
3 → 63
Calls
3 calls:
17.0ms
(- x (/ (* y (- z t)) a))
22.0ms
(* y (- z t))
17.0ms
(/ (* y (- z t)) a)

series177.0ms

Counts
3 → 9
Calls
3 calls:
73.0ms
(- x (/ (* y (- z t)) a))
49.0ms
(* y (- z t))
55.0ms
(/ (* y (- z t)) a)

simplify32.0ms

Counts
72 → 72

prune207.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt a)
0.5b
(cbrt a)
0.5b
(cbrt a)
4.6b
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
40×times-frac
38×*-un-lft-identity
34×associate-*r*
26×cbrt-prod add-cube-cbrt
25×add-exp-log
18×add-cbrt-cube
prod-exp cbrt-unprod
cbrt-undiv div-exp associate-*l*
pow1 distribute-lft-out-- difference-of-squares unswap-sqr
add-log-exp
pow1/3
div-inv
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 104
Calls
4 calls:
1.0ms
(cbrt a)
1.0ms
(cbrt a)
1.0ms
(cbrt a)
77.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

series935.0ms

Counts
4 → 12
Calls
4 calls:
250.0ms
(cbrt a)
285.0ms
(cbrt a)
281.0ms
(cbrt a)
118.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

simplify63.0ms

Counts
116 → 116

prune451.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ y (/ a (- z t))))
0.0b
(/ a (- z t))
5.7b
(/ y (/ a (- z t)))

rewrite123.0ms

Algorithm
rewrite-expression-head
Rules
141×times-frac
112×add-sqr-sqrt
105×*-un-lft-identity
71×add-cube-cbrt
26×associate-/r*
19×difference-of-squares
17×distribute-lft-out--
11×associate-/r/
10×add-exp-log add-cbrt-cube
flip3-- flip-- div-inv associate-/l*
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num
sub-neg diff-log
Counts
3 → 155
Calls
3 calls:
65.0ms
(- x (/ y (/ a (- z t))))
15.0ms
(/ a (- z t))
31.0ms
(/ y (/ a (- z t)))

series163.0ms

Counts
3 → 9
Calls
3 calls:
61.0ms
(- x (/ y (/ a (- z t))))
42.0ms
(/ a (- z t))
59.0ms
(/ y (/ a (- z t)))

simplify58.0ms

Counts
164 → 164

prune486.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (* (/ y a) (- z t)))
5.2b
(* (/ y a) (- z t))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*l*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
sub-neg associate-*r*
pow1 distribute-rgt-in distribute-lft-in associate--r+ add-log-exp
flip3-- flip--
frac-times associate-*r/ prod-exp cbrt-unprod unswap-sqr
cbrt-undiv diff-log div-exp pow-prod-down associate-*l/ *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 58
Calls
2 calls:
9.0ms
(- x (* (/ y a) (- z t)))
50.0ms
(* (/ y a) (- z t))

series151.0ms

Counts
2 → 6
Calls
2 calls:
70.0ms
(- x (* (/ y a) (- z t)))
81.0ms
(* (/ y a) (- z t))

simplify38.0ms

Counts
64 → 64

prune170.0ms

Pruning

6 alts after pruning (2 fresh and 4 done)

Merged error: 0b

regimes384.0ms

Accuracy

-140.9% (5.9b remaining)

Error of 6.0b against oracle of 0.0b and baseline of 2.5b

bsearch1.0ms

simplify33.0ms

end0.0ms

sample1.2s

Algorithm
intervals
Results
547.0ms10654×body80valid