Details

Time bar (total: 8.1s)

sample46.0ms

Algorithm
intervals
Results
14.0ms248×body80valid
3.0ms14×body640valid
3.0ms11×body1280valid
1.0msbody320valid
1.0msbody160valid

simplify59.0ms

Counts
1 → 1

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 24.6b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y x) (- z t))
2.7b
(+ x (/ (* (- y x) (- z t)) (- a t)))
18.9b
(/ (* (- y x) (- z t)) (- a t))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt *-un-lft-identity
13×flip3-- flip--
10×add-exp-log add-cbrt-cube
frac-times associate-/l/
add-cube-cbrt
pow1 times-frac associate-*r* associate-*l* associate-/r* add-log-exp
associate-*r/ associate-*l/ distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 81
Calls
3 calls:
40.0ms
(* (- y x) (- z t))
25.0ms
(+ x (/ (* (- y x) (- z t)) (- a t)))
30.0ms
(/ (* (- y x) (- z t)) (- a t))

series446.0ms

Counts
3 → 9
Calls
3 calls:
52.0ms
(* (- y x) (- z t))
236.0ms
(+ x (/ (* (- y x) (- z t)) (- a t)))
158.0ms
(/ (* (- y x) (- z t)) (- a t))

simplify61.0ms

Counts
90 → 90

prune330.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 4.6b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- z t) (- a t))
2.7b
(+ x (* (- y x) (/ (- z t) (- a t))))
2.8b
(* (- y x) (/ (- z t) (- a t)))

rewrite134.0ms

Algorithm
rewrite-expression-head
Rules
78×add-sqr-sqrt
73×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
23×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 flip3-- associate-*l* associate-/r* flip-- associate-/l* add-log-exp
associate-/r/
cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 119
Calls
3 calls:
27.0ms
(/ (- z t) (- a t))
9.0ms
(+ x (* (- y x) (/ (- z t) (- a t))))
90.0ms
(* (- y x) (/ (- z t) (- a t)))

series465.0ms

Counts
3 → 9
Calls
3 calls:
57.0ms
(/ (- z t) (- a t))
236.0ms
(+ x (* (- y x) (/ (- z t) (- a t))))
171.0ms
(* (- y x) (/ (- z t) (- a t)))

simplify52.0ms

Counts
128 → 128

prune388.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 4.6b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) (- z t))
2.7b
(+ x (/ (- y x) (/ (- a t) (- z t))))
3.2b
(/ (- y x) (/ (- a t) (- z t)))

rewrite502.0ms

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-exp-log add-cbrt-cube associate-/l*
flip3-- flip--
div-inv
add-log-exp
cbrt-undiv div-exp associate-/l/
pow1 div-sub
frac-2neg clear-num
+-commutative associate-+r- flip3-+ sum-log flip-+ distribute-lft-out
Counts
3 → 274
Calls
3 calls:
22.0ms
(/ (- a t) (- z t))
108.0ms
(+ x (/ (- y x) (/ (- a t) (- z t))))
59.0ms
(/ (- y x) (/ (- a t) (- z t)))

series524.0ms

Counts
3 → 9
Calls
3 calls:
55.0ms
(/ (- a t) (- z t))
200.0ms
(+ x (/ (- y x) (/ (- a t) (- z t))))
268.0ms
(/ (- y x) (/ (- a t) (- z t)))

simplify102.0ms

Counts
283 → 283

prune806.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 4.6b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ t (- z t))
0.0b
(- (/ a (- z t)) (/ t (- z t)))
2.7b
(+ x (/ (- y x) (- (/ a (- z t)) (/ t (- z t)))))
3.2b
(/ (- y x) (- (/ a (- z t)) (/ t (- z t))))

rewrite597.0ms

Algorithm
rewrite-expression-head
Rules
283×*-un-lft-identity
231×times-frac
211×add-sqr-sqrt
107×distribute-lft-out--
65×difference-of-squares
53×add-cube-cbrt
34×associate-/r/
23×associate-/r*
21×distribute-rgt-out--
18×flip3-- flip--
16×div-inv
add-exp-log add-cbrt-cube associate-/l* add-log-exp
pow1
cbrt-undiv frac-2neg div-sub div-exp clear-num frac-sub associate-/l/ sub-div
+-commutative associate-+r- sub-neg flip3-+ diff-log sum-log flip-+ distribute-lft-out
Counts
4 → 211
Calls
4 calls:
12.0ms
(/ t (- z t))
118.0ms
(- (/ a (- z t)) (/ t (- z t)))
283.0ms
(+ x (/ (- y x) (- (/ a (- z t)) (/ t (- z t)))))
161.0ms
(/ (- y x) (- (/ a (- z t)) (/ t (- z t))))

series591.0ms

Counts
4 → 12
Calls
4 calls:
61.0ms
(/ t (- z t))
102.0ms
(- (/ a (- z t)) (/ t (- z t)))
247.0ms
(+ x (/ (- y x) (- (/ a (- z t)) (/ t (- z t)))))
180.0ms
(/ (- y x) (- (/ a (- z t)) (/ t (- z t))))

simplify73.0ms

Counts
223 → 223

prune661.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 4.6b

regimes380.0ms

Accuracy

-0.9% (7.8b remaining)

Error of 11.9b against oracle of 4.1b and baseline of 11.8b

bsearch109.0ms

Steps
ItersRangePoint
8
2.1103558999975992e+228
5.420559974583293e+231
8.281375759210086e+228
9
-1.948675354149268e+143
-3.360519575699694e+137
-1.8572584728780473e+143

simplify55.0ms

end0.0ms

sample1.6s

Algorithm
intervals
Results
713.0ms7712×body80valid
95.0ms462×body640valid
71.0ms270×body1280valid
66.0ms427×body320valid
29.0ms266×body160valid
6.0ms21×body2560valid