Details

Time bar (total: 9.4s)

sample97.0ms

Algorithm
intervals
Results
49.0ms519×body80valid

simplify131.0ms

Counts
1 → 1

prune29.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.4b

localize28.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.5b
(* (* j 27.0) k)
4.8b
(* (* (* x 18.0) y) z)
6.7b
(* (* (* (* x 18.0) y) z) t)

rewrite530.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-exp-log add-cbrt-cube
22×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l* *-commutative add-log-exp
Counts
4 → 81
Calls
4 calls:
17.0ms
(* (* x 18.0) y)
18.0ms
(* (* j 27.0) k)
56.0ms
(* (* (* x 18.0) y) z)
436.0ms
(* (* (* (* x 18.0) y) z) t)

series122.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(* (* x 18.0) y)
21.0ms
(* (* j 27.0) k)
29.0ms
(* (* (* x 18.0) y) z)
51.0ms
(* (* (* (* x 18.0) y) z) t)

simplify64.0ms

Counts
93 → 93

prune322.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 1.6b

localize32.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* (* (* x 18.0) y) (* z t)) (* (* a 4.0) t)) (* b c))
0.2b
(* (* x 18.0) y)
0.5b
(* (* j 27.0) k)
9.9b
(* (* (* x 18.0) y) (* z t))

rewrite454.0ms

Algorithm
rewrite-expression-head
Rules
35×pow1 add-exp-log add-cbrt-cube
21×pow-prod-down prod-exp cbrt-unprod
add-log-exp
associate-*r*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*l* *-commutative
associate-+l+ sum-log
+-commutative associate-+l- sub-neg flip3-+ diff-log flip-+
Counts
4 → 79
Calls
4 calls:
348.0ms
(+ (- (* (* (* x 18.0) y) (* z t)) (* (* a 4.0) t)) (* b c))
18.0ms
(* (* x 18.0) y)
18.0ms
(* (* j 27.0) k)
67.0ms
(* (* (* x 18.0) y) (* z t))

series296.0ms

Counts
4 → 12
Calls
4 calls:
203.0ms
(+ (- (* (* (* x 18.0) y) (* z t)) (* (* a 4.0) t)) (* b c))
23.0ms
(* (* x 18.0) y)
23.0ms
(* (* j 27.0) k)
48.0ms
(* (* (* x 18.0) y) (* z t))

simplify63.0ms

Counts
91 → 91

prune324.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* (* x 18.0) (* y (* z t))) (* (* a 4.0) t)) (* b c))
0.5b
(* (* j 27.0) k)
5.0b
(* (* x 18.0) (* y (* z t)))
5.1b
(* y (* z t))

rewrite351.0ms

Algorithm
rewrite-expression-head
Rules
35×pow1 add-exp-log add-cbrt-cube
21×pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* associate-*l*
*-commutative
associate-+l+ sum-log
+-commutative associate-+l- sub-neg flip3-+ diff-log flip-+
Counts
4 → 79
Calls
4 calls:
255.0ms
(+ (- (* (* x 18.0) (* y (* z t))) (* (* a 4.0) t)) (* b c))
17.0ms
(* (* j 27.0) k)
59.0ms
(* (* x 18.0) (* y (* z t)))
16.0ms
(* y (* z t))

series301.0ms

Counts
4 → 12
Calls
4 calls:
206.0ms
(+ (- (* (* x 18.0) (* y (* z t))) (* (* a 4.0) t)) (* b c))
19.0ms
(* (* j 27.0) k)
47.0ms
(* (* x 18.0) (* y (* z t)))
28.0ms
(* y (* z t))

simplify59.0ms

Counts
91 → 91

prune334.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize40.0ms

Local error

Found 4 expressions with local error:

5.1b
(* y (* z t))
18.6b
(cbrt (* y (* z t)))
18.6b
(cbrt (* y (* z t)))
18.6b
(cbrt (* y (* z t)))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
cbrt-prod pow1/3 associate-*l* pow-prod-down prod-exp cbrt-unprod
associate-*r* *-commutative
Counts
4 → 45
Calls
4 calls:
21.0ms
(* y (* z t))
11.0ms
(cbrt (* y (* z t)))
11.0ms
(cbrt (* y (* z t)))
11.0ms
(cbrt (* y (* z t)))

series326.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(* y (* z t))
102.0ms
(cbrt (* y (* z t)))
99.0ms
(cbrt (* y (* z t)))
99.0ms
(cbrt (* y (* z t)))

simplify57.0ms

Counts
57 → 57

prune384.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes1.1s

Accuracy

67.7% (1.8b remaining)

Error of 2.0b against oracle of 0.1b and baseline of 5.8b

bsearch298.0ms

Steps
ItersRangePoint
8
1.6798944912087423e-55
2.5873162238607735e-51
1.5324893330561349e-52
7
-1.2630423388213782e-15
-4.7391386504541836e-17
-1.0367758719729117e-16

simplify2.0ms

end0.0ms

sample3.6s

Algorithm
intervals
Results
2.3s16170×body80valid