Details

Time bar (total: 37.5s)

sample57.0ms

Algorithm
intervals
Results
20.0ms356×body80valid

simplify4.8s

Counts
1 → 1
Iterations
IterNodes
done1440
71440
61408
51172
4671
3269
286
126
013

prune25.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.9b

localize50.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* (* z 9.0) t))
0.2b
(* (* z 9.0) t)
6.5b
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
13×add-cbrt-cube add-exp-log
pow1
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
add-log-exp
prod-exp cbrt-unprod
times-frac associate-*r* pow-prod-down insert-posit16 associate-/l*
cbrt-undiv flip3-- div-exp flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg diff-log div-sub associate-*l* *-commutative div-inv
Counts
3 → 57
Calls
3 calls:
10.0ms
(- (* x y) (* (* z 9.0) t))
24.0ms
(* (* z 9.0) t)
42.0ms
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

series271.0ms

Counts
3 → 9
Calls
3 calls:
106.0ms
(- (* x y) (* (* z 9.0) t))
31.0ms
(* (* z 9.0) t)
134.0ms
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

simplify7.2s

Counts
66 → 66
Iterations
IterNodes
done5009
34796
21150
1332
0119

prune982.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 6.4b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* 0.5 (/ (* x y) a)) (* 4.5 (/ (* t z) a)))
0.2b
(* 4.5 (/ (* t z) a))
4.4b
(/ (* t z) a)
5.2b
(/ (* x y) a)

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
23×add-cbrt-cube add-exp-log
13×add-sqr-sqrt
11×*-un-lft-identity add-cube-cbrt
times-frac
associate-*r*
pow1 cbrt-undiv associate-/r* div-exp prod-exp cbrt-unprod add-log-exp
associate-*r/
insert-posit16
associate-*l* div-inv
clear-num frac-2neg associate-/l*
sub-neg flip3-- diff-log pow-prod-down *-commutative frac-sub flip-- sub-div unswap-sqr
Counts
4 → 87
Calls
4 calls:
23.0ms
(- (* 0.5 (/ (* x y) a)) (* 4.5 (/ (* t z) a)))
31.0ms
(* 4.5 (/ (* t z) a))
12.0ms
(/ (* t z) a)
12.0ms
(/ (* x y) a)

series310.0ms

Counts
4 → 12
Calls
4 calls:
186.0ms
(- (* 0.5 (/ (* x y) a)) (* 4.5 (/ (* t z) a)))
45.0ms
(* 4.5 (/ (* t z) a))
39.0ms
(/ (* t z) a)
40.0ms
(/ (* x y) a)

simplify2.9s

Counts
99 → 99
Iterations
IterNodes
done5000
21662
1406
0148

prune1.3s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.3b

localize37.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* (* z 9.0) t))
0.2b
(* (* z 9.0) t)
6.3b
(* (/ 1 a) (/ (- (* x y) (* (* z 9.0) t)) 2.0))

rewrite126.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt
30×add-exp-log
25×times-frac
20×*-un-lft-identity add-cbrt-cube
18×add-cube-cbrt
16×associate-*r*
14×associate-*l*
11×prod-exp
10×pow1
div-exp
cbrt-unprod
unswap-sqr
add-log-exp
cbrt-undiv pow-prod-down
insert-posit16
rec-exp 1-exp *-commutative div-inv
frac-times sub-neg flip3-- diff-log associate-*l/ associate-*r/ flip--
Counts
3 → 89
Calls
3 calls:
12.0ms
(- (* x y) (* (* z 9.0) t))
32.0ms
(* (* z 9.0) t)
75.0ms
(* (/ 1 a) (/ (- (* x y) (* (* z 9.0) t)) 2.0))

series387.0ms

Counts
3 → 9
Calls
3 calls:
124.0ms
(- (* x y) (* (* z 9.0) t))
32.0ms
(* (* z 9.0) t)
231.0ms
(* (/ 1 a) (/ (- (* x y) (* (* z 9.0) t)) 2.0))

simplify3.2s

Counts
98 → 98
Iterations
IterNodes
done5000
21731
1519
0182

prune1.3s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.3b

localize29.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* z (* 9.0 t)))
0.2b
(* z (* 9.0 t))
6.5b
(/ (- (* x y) (* z (* 9.0 t))) (* a 2.0))

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
13×add-cbrt-cube add-exp-log
pow1
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
add-log-exp
prod-exp cbrt-unprod
times-frac associate-*l* pow-prod-down insert-posit16 associate-/l*
cbrt-undiv flip3-- div-exp flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg diff-log div-sub associate-*r* *-commutative div-inv
Counts
3 → 57
Calls
3 calls:
12.0ms
(- (* x y) (* z (* 9.0 t)))
37.0ms
(* z (* 9.0 t))
38.0ms
(/ (- (* x y) (* z (* 9.0 t))) (* a 2.0))

series285.0ms

Counts
3 → 9
Calls
3 calls:
119.0ms
(- (* x y) (* z (* 9.0 t)))
30.0ms
(* z (* 9.0 t))
136.0ms
(/ (- (* x y) (* z (* 9.0 t))) (* a 2.0))

simplify6.5s

Counts
66 → 66
Iterations
IterNodes
done5001
34507
21128
1320
0117

prune858.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.3b

regimes4.7s

Accuracy

43.8% (4.3b remaining)

Error of 4.7b against oracle of 0.5b and baseline of 8.0b

bsearch3.0ms

simplify50.0ms

Iterations
IterNodes
done55
355
252
149
037

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.1s11150×body80valid