Details

Time bar (total: 11.5s)

sample26.0ms

Algorithm
intervals
Results
13.0ms345×body80valid

simplify42.0ms

Counts
1 → 1
Iterations
IterNodes
done67
567
463
345
233
116
09

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.3b

localize22.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
6.3b
(/ (- (* x y) (* z t)) a)

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
times-frac
add-cbrt-cube add-exp-log add-log-exp
associate-/r* associate-/l*
pow1 flip3-- insert-posit16 flip-- associate-/l/
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 44
Calls
2 calls:
13.0ms
(- (* x y) (* z t))
23.0ms
(/ (- (* x y) (* z t)) a)

series145.0ms

Counts
2 → 6
Calls
2 calls:
77.0ms
(- (* x y) (* z t))
67.0ms
(/ (- (* x y) (* z t)) a)

simplify2.0s

Counts
50 → 50
Iterations
IterNodes
done5004
32410
2655
1212
082

prune313.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 6.1b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ (* x y) a) (/ (* z t) a))
4.9b
(/ (* x y) a)
5.6b
(/ (* z t) a)

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
13×add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity
add-cube-cbrt
associate-/r* times-frac
add-log-exp
cbrt-undiv div-exp div-inv
pow1 insert-posit16
clear-num frac-2neg prod-exp cbrt-unprod associate-/l*
sub-neg flip3-- distribute-rgt-out-- diff-log frac-sub flip-- distribute-lft-out-- sub-div difference-of-squares
Counts
3 → 62
Calls
3 calls:
43.0ms
(- (/ (* x y) a) (/ (* z t) a))
14.0ms
(/ (* x y) a)
11.0ms
(/ (* z t) a)

series184.0ms

Counts
3 → 9
Calls
3 calls:
106.0ms
(- (/ (* x y) a) (/ (* z t) a))
39.0ms
(/ (* x y) a)
37.0ms
(/ (* z t) a)

simplify1.3s

Counts
71 → 71
Iterations
IterNodes
done5001
21141
1305
0117

prune334.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.5b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x (/ y a)) (/ (* z t) a))
2.8b
(* x (/ y a))
5.6b
(/ (* z t) a)

rewrite74.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
13×*-un-lft-identity times-frac add-cbrt-cube associate-*r* add-exp-log add-cube-cbrt
pow1 add-log-exp
cbrt-undiv associate-/r* div-exp associate-*l* prod-exp associate-*r/ cbrt-unprod insert-posit16
div-inv unswap-sqr
clear-num sub-neg frac-2neg flip3-- diff-log pow-prod-down *-commutative frac-sub flip-- associate-/l* sub-div
Counts
3 → 70
Calls
3 calls:
17.0ms
(- (* x (/ y a)) (/ (* z t) a))
27.0ms
(* x (/ y a))
28.0ms
(/ (* z t) a)

series138.0ms

Counts
3 → 9
Calls
3 calls:
91.0ms
(- (* x (/ y a)) (/ (* z t) a))
23.0ms
(* x (/ y a))
24.0ms
(/ (* z t) a)

simplify1.3s

Counts
79 → 79
Iterations
IterNodes
done5000
21200
1355
0138

prune392.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x (/ y a)) (/ z (/ a t)))
2.8b
(* x (/ y a))
3.7b
(/ z (/ a t))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
85×times-frac
58×add-sqr-sqrt
53×*-un-lft-identity add-cube-cbrt
13×associate-/r* add-cbrt-cube associate-*r* add-exp-log
div-inv
pow1 add-log-exp
cbrt-undiv div-exp
associate-*l* insert-posit16 associate-/l*
prod-exp associate-*r/ cbrt-unprod unswap-sqr
clear-num sub-neg frac-2neg flip3-- diff-log pow-prod-down associate-/r/ *-commutative frac-sub flip--
Counts
3 → 118
Calls
3 calls:
26.0ms
(- (* x (/ y a)) (/ z (/ a t)))
14.0ms
(* x (/ y a))
9.0ms
(/ z (/ a t))

series173.0ms

Counts
3 → 9
Calls
3 calls:
100.0ms
(- (* x (/ y a)) (/ z (/ a t)))
28.0ms
(* x (/ y a))
45.0ms
(/ z (/ a t))

simplify1.5s

Counts
127 → 127
Iterations
IterNodes
done5000
21912
1588
0237

prune816.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

regimes992.0ms

Accuracy

48.6% (3.7b remaining)

Error of 3.9b against oracle of 0.2b and baseline of 7.4b

bsearch2.0ms

simplify9.0ms

Iterations
IterNodes
done37
137
032

end0.0ms

sample1.6s

Algorithm
intervals
Results
628.0ms11050×body80valid