Details

Time bar (total: 13.0s)

sample36.0ms

Algorithm
intervals
Results
17.0ms333×body80valid

simplify53.0ms

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: 7.4b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.9b
(/ (- (* x y) (* z t)) a)

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
9×times-frac
4×add-cbrt-cube add-exp-log add-log-exp
3×associate-/r* associate-/l*
2×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 42
Calls
2 calls:
11.0ms
(- (* x y) (* z t))
20.0ms
(/ (- (* x y) (* z t)) a)

series124.0ms

Counts
2 → 6
Calls
2 calls:
49.0ms
(- (* x y) (* z t))
75.0ms
(/ (- (* x y) (* z t)) a)

simplify2.0s

Counts
48 → 48
Iterations
IterNodes
done5000
32378
2643
1210
080

prune375.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 7.0b

localize32.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ (* x y) a) (/ (* z t) a))
6.1b
(/ (* x y) a)
6.3b
(/ (* z t) a)

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
13×add-cbrt-cube add-exp-log
9×add-sqr-sqrt *-un-lft-identity
7×add-cube-cbrt
6×associate-/r* times-frac
5×add-log-exp
4×cbrt-undiv div-exp div-inv
3×pow1
2×clear-num frac-2neg prod-exp cbrt-unprod associate-/l*
1×sub-neg flip3-- distribute-rgt-out-- diff-log frac-sub flip-- distribute-lft-out-- sub-div difference-of-squares
Counts
3 → 59
Calls
3 calls:
15.0ms
(- (/ (* x y) a) (/ (* z t) a))
7.0ms
(/ (* x y) a)
10.0ms
(/ (* z t) a)

series182.0ms

Counts
3 → 9
Calls
3 calls:
118.0ms
(- (/ (* x y) a) (/ (* z t) a))
38.0ms
(/ (* x y) a)
26.0ms
(/ (* z t) a)

simplify1.4s

Counts
68 → 68
Iterations
IterNodes
done5000
21128
1302
0114

prune419.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.3b

localize30.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ x (/ a y)) (/ (* z t) a))
4.6b
(/ x (/ a y))
6.3b
(/ (* z t) a)

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
81×times-frac
56×add-sqr-sqrt
49×*-un-lft-identity
47×add-cube-cbrt
16×associate-/r*
13×add-cbrt-cube add-exp-log
6×div-inv
5×cbrt-undiv div-exp add-log-exp
4×associate-/l*
3×pow1 difference-of-squares
2×clear-num frac-2neg
1×sub-neg flip3-- diff-log prod-exp associate-/r/ frac-sub cbrt-unprod flip-- distribute-lft-out--
Counts
3 → 108
Calls
3 calls:
60.0ms
(- (/ x (/ a y)) (/ (* z t) a))
15.0ms
(/ x (/ a y))
21.0ms
(/ (* z t) a)

series138.0ms

Counts
3 → 9
Calls
3 calls:
82.0ms
(- (/ x (/ a y)) (/ (* z t) a))
31.0ms
(/ x (/ a y))
25.0ms
(/ (* z t) a)

simplify1.7s

Counts
117 → 117
Iterations
IterNodes
done5002
21772
1554
0222

prune842.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
7.0b
(* (/ 1 a) (- (* x y) (* z t)))

rewrite43.0ms

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
7×add-cbrt-cube
4×pow1 prod-exp add-log-exp
3×sub-neg flip3-- associate-*r* flip-- unswap-sqr
2×distribute-rgt-in frac-times distribute-lft-in div-exp associate-*r/ cbrt-unprod
1×cbrt-undiv rec-exp diff-log 1-exp pow-prod-down associate-*l/ *-commutative div-inv
Counts
2 → 55
Calls
2 calls:
6.0ms
(- (* x y) (* z t))
35.0ms
(* (/ 1 a) (- (* x y) (* z t)))

series177.0ms

Counts
2 → 6
Calls
2 calls:
56.0ms
(- (* x y) (* z t))
121.0ms
(* (/ 1 a) (- (* x y) (* z t)))

simplify2.4s

Counts
61 → 61
Iterations
IterNodes
done5000
33041
2996
1306
0106

prune359.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes1.4s

Accuracy

90.3% (0.8b remaining)

Error of 0.8b against oracle of 0.0b and baseline of 7.8b

bsearch2.0ms

simplify7.0ms

Iterations
IterNodes
done31
131
022

end0.0ms

sample1.1s

Algorithm
intervals
Results
549.0ms11195×body80valid