Details

Time bar (total: 11.2s)

sample31.0ms

Algorithm
intervals
Results
14.0ms356×body80valid

simplify57.0ms

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

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.7b

localize18.0ms

Local error

Found 2 expressions with local error:

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

rewrite32.0ms

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:
11.0ms
(- (* x y) (* z t))
20.0ms
(/ (- (* x y) (* z t)) a)

series143.0ms

Counts
2 → 6
Calls
2 calls:
62.0ms
(- (* x y) (* z t))
81.0ms
(/ (- (* x y) (* z t)) a)

simplify1.8s

Counts
50 → 50
Iterations
IterNodes
done5004
32410
2655
1212
082

prune317.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 5.5b

localize23.0ms

Local error

Found 3 expressions with local error:

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

rewrite42.0ms

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:
12.0ms
(- (/ (* x y) a) (/ (* z t) a))
10.0ms
(/ (* x y) a)
19.0ms
(/ (* z t) a)

series147.0ms

Counts
3 → 9
Calls
3 calls:
92.0ms
(- (/ (* x y) a) (/ (* z t) a))
26.0ms
(/ (* x y) a)
29.0ms
(/ (* z t) a)

simplify1.1s

Counts
71 → 71
Iterations
IterNodes
done5001
21141
1305
0117

prune375.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.2b

localize18.0ms

Local error

Found 3 expressions with local error:

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

rewrite49.0ms

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:
25.0ms
(- (/ (* x y) a) (/ (* t z) a))
12.0ms
(/ (* x y) a)
11.0ms
(/ (* t z) a)

series133.0ms

Counts
3 → 9
Calls
3 calls:
81.0ms
(- (/ (* x y) a) (/ (* t z) a))
24.0ms
(/ (* x y) a)
28.0ms
(/ (* t z) a)

simplify1.3s

Counts
71 → 71
Iterations
IterNodes
done5000
21116
1297
0114

prune378.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.2b

localize24.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* t z))
5.8b
(* (/ 1 a) (- (* x y) (* t z)))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*l*
11×*-un-lft-identity times-frac add-exp-log
10×add-cube-cbrt
add-cbrt-cube
pow1 prod-exp add-log-exp
sub-neg flip3-- associate-*r* flip-- unswap-sqr
distribute-rgt-in frac-times distribute-lft-in div-exp associate-*r/ cbrt-unprod insert-posit16
cbrt-undiv rec-exp diff-log 1-exp pow-prod-down associate-*l/ *-commutative div-inv
Counts
2 → 57
Calls
2 calls:
8.0ms
(- (* x y) (* t z))
40.0ms
(* (/ 1 a) (- (* x y) (* t z)))

series155.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(- (* x y) (* t z))
111.0ms
(* (/ 1 a) (- (* x y) (* t z)))

simplify2.1s

Counts
63 → 63
Iterations
IterNodes
done5055
32986
2902
1306
0106

prune325.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.2b

regimes872.0ms

Accuracy

16.1% (5.8b remaining)

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

bsearch176.0ms

Steps
ItersRangePoint
8
1.6077123026736188e+277
1.1128455856860392e+280
7.642381353223433e+278
10
3.000938826216201e-95
1.2523620733929687e-77
1.8721002625462693e-84
8
-3.707149711192075e+196
-9.467091090160508e+191
-9.637778577628268e+191

simplify5.0ms

Iterations
IterNodes
done35
135
028

end0.0ms

sample1.6s

Algorithm
intervals
Results
1.1s11154×body80valid