Details

Time bar (total: 20.1s)

sample86.0ms

Algorithm
intervals
Results
57.0ms356×body80valid

simplify4.2s

Counts
1 → 1
Iterations
IterNodes
done1597
81597
71569
61531
51250
4720
3283
288
127
013

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.7b

localize24.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (* z 9.0) t)
0.3b
(- (* x y) (* (* z 9.0) t))
5.7b
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

rewrite75.0ms

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
expm1-log1p-u times-frac associate-*r* pow-prod-down insert-posit16 log1p-expm1-u associate-/l*
cbrt-undiv flip3-- div-exp flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg fma-neg diff-log div-sub associate-*l* prod-diff *-commutative div-inv
Counts
3 → 65
Calls
3 calls:
23.0ms
(* (* z 9.0) t)
19.0ms
(- (* x y) (* (* z 9.0) t))
33.0ms
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

series241.0ms

Counts
3 → 9
Calls
3 calls:
29.0ms
(* (* z 9.0) t)
107.0ms
(- (* x y) (* (* z 9.0) t))
105.0ms
(/ (- (* x y) (* (* z 9.0) t)) (* a 2.0))

simplify1.6s

Counts
74 → 74
Iterations
IterNodes
done5003
21254
1356
0130

prune589.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 5.5b

localize38.0ms

Local error

Found 3 expressions with local error:

0.2b
(* 9.0 (* t z))
0.3b
(- (* x y) (* 9.0 (* t z)))
5.7b
(/ (- (* x y) (* 9.0 (* t z))) (* a 2.0))

rewrite99.0ms

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
expm1-log1p-u times-frac associate-*l* pow-prod-down insert-posit16 log1p-expm1-u associate-/l*
cbrt-undiv flip3-- div-exp flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg fma-neg diff-log div-sub associate-*r* prod-diff *-commutative div-inv
Counts
3 → 65
Calls
3 calls:
30.0ms
(* 9.0 (* t z))
19.0ms
(- (* x y) (* 9.0 (* t z)))
49.0ms
(/ (- (* x y) (* 9.0 (* t z))) (* a 2.0))

series240.0ms

Counts
3 → 9
Calls
3 calls:
37.0ms
(* 9.0 (* t z))
90.0ms
(- (* x y) (* 9.0 (* t z)))
113.0ms
(/ (- (* x y) (* 9.0 (* t z))) (* a 2.0))

simplify3.5s

Counts
74 → 74
Iterations
IterNodes
done5000
34644
21243
1340
0125

prune480.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 5.5b

localize27.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (* 9.0 t) z)
0.3b
(- (* x y) (* (* 9.0 t) z))
5.7b
(/ (- (* x y) (* (* 9.0 t) z)) (* a 2.0))

rewrite77.0ms

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
expm1-log1p-u times-frac associate-*r* pow-prod-down insert-posit16 log1p-expm1-u associate-/l*
cbrt-undiv flip3-- div-exp flip-- associate-/l/
clear-num associate-/r* sub-neg frac-2neg fma-neg diff-log div-sub associate-*l* prod-diff *-commutative div-inv
Counts
3 → 65
Calls
3 calls:
20.0ms
(* (* 9.0 t) z)
13.0ms
(- (* x y) (* (* 9.0 t) z))
43.0ms
(/ (- (* x y) (* (* 9.0 t) z)) (* a 2.0))

series289.0ms

Counts
3 → 9
Calls
3 calls:
44.0ms
(* (* 9.0 t) z)
116.0ms
(- (* x y) (* (* 9.0 t) z))
129.0ms
(/ (- (* x y) (* (* 9.0 t) z)) (* a 2.0))

simplify1.7s

Counts
74 → 74
Iterations
IterNodes
done5000
21312
1361
0129

prune582.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 5.5b

localize44.0ms

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))
4.9b
(/ (* x y) a)
4.9b
(/ (* t z) a)

rewrite85.0ms

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/
expm1-log1p-u insert-posit16 log1p-expm1-u
associate-*l* div-inv
clear-num frac-2neg associate-/l*
sub-neg flip3-- fma-neg diff-log prod-diff pow-prod-down *-commutative frac-sub flip-- sub-div unswap-sqr
Counts
4 → 97
Calls
4 calls:
29.0ms
(- (* 0.5 (/ (* x y) a)) (* 4.5 (/ (* t z) a)))
30.0ms
(* 4.5 (/ (* t z) a))
13.0ms
(/ (* x y) a)
11.0ms
(/ (* t z) a)

series272.0ms

Counts
4 → 12
Calls
4 calls:
183.0ms
(- (* 0.5 (/ (* x y) a)) (* 4.5 (/ (* t z) a)))
40.0ms
(* 4.5 (/ (* t z) a))
24.0ms
(/ (* x y) a)
25.0ms
(/ (* t z) a)

simplify1.7s

Counts
109 → 109
Iterations
IterNodes
done5001
21755
1436
0161

prune704.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.2b

regimes1.2s

Accuracy

15.3% (5.9b remaining)

Error of 6.2b against oracle of 0.4b and baseline of 7.3b

bsearch2.0ms

simplify13.0ms

Iterations
IterNodes
done44
144
035

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.7s11156×body80valid