Details

Time bar (total: 38.5s)

sample66.0ms

Algorithm
intervals
Results
20.0ms356×body80valid

simplify172.0ms

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

prune26.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.7b

localize40.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.3b
(/ (- (* x y) (* z t)) a)

rewrite75.0ms

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:
25.0ms
(- (* x y) (* z t))
46.0ms
(/ (- (* x y) (* z t)) a)

series225.0ms

Counts
2 → 6
Calls
2 calls:
96.0ms
(- (* x y) (* z t))
129.0ms
(/ (- (* x y) (* z t)) a)

simplify4.8s

Counts
50 → 50
Iterations
IterNodes
done5004
32431
2655
1212
082

prune948.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 6.4b

localize40.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.4b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×*-un-lft-identity times-frac add-exp-log
10×add-cube-cbrt
add-cbrt-cube
pow1 prod-exp add-log-exp
flip3-- associate-*l* flip-- unswap-sqr
frac-times div-exp associate-*l/ cbrt-unprod insert-posit16
cbrt-undiv rec-exp sub-neg diff-log 1-exp pow-prod-down associate-*r/ un-div-inv *-commutative div-inv
Counts
2 → 54
Calls
2 calls:
19.0ms
(- (* x y) (* z t))
46.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series239.0ms

Counts
2 → 6
Calls
2 calls:
113.0ms
(- (* x y) (* z t))
126.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify6.0s

Counts
60 → 60
Iterations
IterNodes
done5008
32880
2990
1291
0108

prune1.0s

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 6.4b

localize43.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* z t))
0.5b
(/ 1 (/ a (- (* x y) (* z t))))
6.3b
(/ a (- (* x y) (* z t)))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
55×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
18×associate-/r*
16×add-exp-log
11×associate-/r/
10×add-cbrt-cube
div-exp
flip3-- div-inv flip-- associate-/l*
add-log-exp
pow1 cbrt-undiv
insert-posit16
rec-exp clear-num frac-2neg 1-exp
sub-neg diff-log pow-flip inv-pow
Counts
3 → 128
Calls
3 calls:
13.0ms
(- (* x y) (* z t))
38.0ms
(/ 1 (/ a (- (* x y) (* z t))))
20.0ms
(/ a (- (* x y) (* z t)))

series420.0ms

Counts
3 → 9
Calls
3 calls:
108.0ms
(- (* x y) (* z t))
182.0ms
(/ 1 (/ a (- (* x y) (* z t))))
130.0ms
(/ a (- (* x y) (* z t)))

simplify8.1s

Counts
137 → 137
Iterations
IterNodes
done5000
34968
21424
1479
0190

prune2.1s

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 6.4b

localize34.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x y) (* z t))
0.3b
(/ 1 (- (* x y) (* z t)))
6.2b
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

rewrite174.0ms

Algorithm
rewrite-expression-head
Rules
474×times-frac
221×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
47×add-exp-log
34×div-exp
32×div-inv
31×associate-/r/
18×associate-/r*
17×add-cbrt-cube
16×flip3-- flip-- associate-/l*
cbrt-undiv rec-exp 1-exp
add-log-exp
pow1
insert-posit16
clear-num frac-2neg
sub-neg diff-log pow-flip inv-pow associate-/l/
Counts
3 → 303
Calls
3 calls:
20.0ms
(- (* x y) (* z t))
26.0ms
(/ 1 (- (* x y) (* z t)))
71.0ms
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

series319.0ms

Counts
3 → 9
Calls
3 calls:
66.0ms
(- (* x y) (* z t))
55.0ms
(/ 1 (- (* x y) (* z t)))
198.0ms
(/ (/ 1 a) (/ 1 (- (* x y) (* z t))))

simplify5.1s

Counts
312 → 312
Iterations
IterNodes
done5003
22847
11411
0463

prune3.6s

Pruning

11 alts after pruning (7 fresh and 4 done)

Merged error: 6.4b

regimes3.3s

Accuracy

0% (0.3b remaining)

Error of 7.9b against oracle of 7.6b and baseline of 7.9b

bsearch0.0ms

simplify6.0ms

Iterations
IterNodes
done11
111
09

end0.0ms

sample1.5s

Algorithm
intervals
Results
606.0ms11149×body80valid