Details

Time bar (total: 22.0s)

sample42.0ms

Algorithm
intervals
Results
16.0ms228×body80valid
5.0ms18×body640valid
4.0ms20×body320valid
3.0msbody1280valid
1.0ms10×body160valid

simplify1.3s

Counts
1 → 1
Iterations
IterNodes
done5000
63465
5879
4292
3111
245
120
011

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.9b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y x) (- z t))
2.0b
(+ x (/ (* (- y x) (- z t)) (- a t)))
19.4b
(/ (* (- y x) (- z t)) (- a t))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt *-un-lft-identity
13×flip3-- flip--
10×add-cbrt-cube add-exp-log
frac-times associate-/l/
add-cube-cbrt
pow1 associate-/r* times-frac associate-*r* associate-*l* add-log-exp
associate-*l/ associate-*r/ distribute-lft-out-- difference-of-squares
insert-posit16
distribute-rgt-in cbrt-undiv sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod
+-commutative clear-num sum-log frac-2neg flip3-+ pow-prod-down *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 84
Calls
3 calls:
25.0ms
(* (- y x) (- z t))
13.0ms
(+ x (/ (* (- y x) (- z t)) (- a t)))
22.0ms
(/ (* (- y x) (- z t)) (- a t))

series425.0ms

Counts
3 → 9
Calls
3 calls:
51.0ms
(* (- y x) (- z t))
244.0ms
(+ x (/ (* (- y x) (- z t)) (- a t)))
129.0ms
(/ (* (- y x) (- z t)) (- a t))

simplify1.6s

Counts
93 → 93
Iterations
IterNodes
done5000
22662
1483
0165

prune479.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 5.8b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) (- z t))
2.0b
(+ x (/ (- y x) (/ (- a t) (- z t))))
2.0b
(/ (- y x) (/ (- a t) (- z t)))

rewrite71.0ms

Algorithm
rewrite-expression-head
Rules
330×times-frac
323×*-un-lft-identity
321×add-sqr-sqrt
113×add-cube-cbrt
104×distribute-lft-out-- difference-of-squares
36×associate-/r*
15×associate-/r/
10×add-cbrt-cube add-exp-log associate-/l*
flip3-- flip--
div-inv
add-log-exp
cbrt-undiv div-exp associate-/l/
pow1 div-sub insert-posit16
clear-num frac-2neg
+-commutative associate-+r- sum-log flip3-+ flip-+ distribute-lft-out
Counts
3 → 277
Calls
3 calls:
15.0ms
(/ (- a t) (- z t))
26.0ms
(+ x (/ (- y x) (/ (- a t) (- z t))))
24.0ms
(/ (- y x) (/ (- a t) (- z t)))

series554.0ms

Counts
3 → 9
Calls
3 calls:
59.0ms
(/ (- a t) (- z t))
234.0ms
(+ x (/ (- y x) (/ (- a t) (- z t))))
262.0ms
(/ (- y x) (/ (- a t) (- z t)))

simplify1.0s

Counts
286 → 286
Iterations
IterNodes
done5001
11157
0357

prune1.1s

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 5.8b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- a t) (- z t))
0.3b
(/ 1 (/ (/ (- a t) (- z t)) (- y x)))
2.1b
(/ (/ (- a t) (- z t)) (- y x))
3.9b
(+ x (/ 1 (/ (/ (- a t) (- z t)) (- y x))))

rewrite185.0ms

Algorithm
rewrite-expression-head
Rules
1933×times-frac
1483×*-un-lft-identity
1480×add-sqr-sqrt
624×add-cube-cbrt
428×distribute-lft-out-- difference-of-squares
171×associate-/r*
65×associate-/r/
39×associate-/l*
34×div-inv
33×flip3-- flip--
32×add-exp-log
20×add-cbrt-cube
19×div-exp
10×cbrt-undiv
add-log-exp
pow1
insert-posit16
rec-exp clear-num frac-2neg 1-exp div-sub associate-/l/
distribute-lft-out
+-commutative sum-log flip3-+ flip-+ pow-flip inv-pow
Counts
4 → 950
Calls
4 calls:
17.0ms
(/ (- a t) (- z t))
35.0ms
(/ 1 (/ (/ (- a t) (- z t)) (- y x)))
42.0ms
(/ (/ (- a t) (- z t)) (- y x))
50.0ms
(+ x (/ 1 (/ (/ (- a t) (- z t)) (- y x))))

series828.0ms

Counts
4 → 12
Calls
4 calls:
56.0ms
(/ (- a t) (- z t))
356.0ms
(/ 1 (/ (/ (- a t) (- z t)) (- y x)))
178.0ms
(/ (/ (- a t) (- z t)) (- y x))
238.0ms
(+ x (/ 1 (/ (/ (- a t) (- z t)) (- y x))))

simplify2.5s

Counts
962 → 962
Iterations
IterNodes
done5002
12730
0932

prune3.6s

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 5.7b

localize38.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ t (- z t))
0.3b
(/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x)))
2.1b
(/ (- (/ a (- z t)) (/ t (- z t))) (- y x))
3.9b
(+ x (/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x))))

rewrite339.0ms

Algorithm
rewrite-expression-head
Rules
1221×times-frac
1153×*-un-lft-identity
890×add-sqr-sqrt
407×distribute-lft-out--
284×add-cube-cbrt
251×difference-of-squares
117×associate-/r/
106×associate-/r*
78×distribute-rgt-out--
60×div-inv
59×flip3-- flip--
24×associate-/l*
19×add-exp-log
13×add-cbrt-cube
div-exp
add-log-exp
pow1 cbrt-undiv
insert-posit16 associate-/l/
clear-num frac-2neg
rec-exp 1-exp distribute-lft-out
+-commutative sum-log flip3-+ div-sub frac-sub flip-+ pow-flip inv-pow sub-div
Counts
4 → 594
Calls
4 calls:
11.0ms
(/ t (- z t))
99.0ms
(/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x)))
113.0ms
(/ (- (/ a (- z t)) (/ t (- z t))) (- y x))
89.0ms
(+ x (/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x))))

series741.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(/ t (- z t))
350.0ms
(/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x)))
132.0ms
(/ (- (/ a (- z t)) (/ t (- z t))) (- y x))
199.0ms
(+ x (/ 1 (/ (- (/ a (- z t)) (/ t (- z t))) (- y x))))

simplify1.8s

Counts
606 → 606
Iterations
IterNodes
done5001
11912
0680

prune2.4s

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 5.7b

regimes830.0ms

Accuracy

13.3% (6.2b remaining)

Error of 10.4b against oracle of 4.2b and baseline of 11.3b

bsearch189.0ms

Steps
ItersRangePoint
6
1.0855991885052202e-135
5.806846775016059e-135
1.0989115963069107e-135
10
-3.7853197546515783e-110
-1.648318488097239e-120
-1.4427683470607565e-114

simplify9.0ms

Iterations
IterNodes
done35
135
026

end0.0ms

sample1.8s

Algorithm
intervals
Results
998.0ms7793×body80valid
171.0ms471×body640valid
140.0ms261×body1280valid
136.0ms414×body320valid
41.0ms241×body160valid
3.0msbody2560valid