Details

Time bar (total: 20.5s)

sample61.0ms

Algorithm
intervals
Results
27.0ms256×body80valid

simplify7.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01621
13221
27121
318321
434421
559821
695121
7168821
8319121
9479221
done500021

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.5b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
2.1b
(+ (* (+ x y) z) (* (+ t y) a))
3.0b
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
24.8b
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

rewrite384.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
18×add-sqr-sqrt
16×add-cube-cbrt
15×times-frac
13×distribute-lft-out
11×add-log-exp
10×associate-*l/
add-exp-log add-cbrt-cube
flip3-+ flip-+
pow1
associate-/r*
associate-*l* frac-add
associate-*r* associate-/l*
flip3-- diff-log sum-log associate-/r/ flip-- associate-/l/
cbrt-undiv +-commutative sub-neg frac-2neg div-sub div-exp pow-prod-down prod-exp associate--l+ clear-num *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 90
Calls
4 calls:
25.0ms
(* (+ x y) z)
17.0ms
(+ (* (+ x y) z) (* (+ t y) a))
100.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
239.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

series1.1s

Counts
4 → 12
Calls
4 calls:
28.0ms
(* (+ x y) z)
56.0ms
(+ (* (+ x y) z) (* (+ t y) a))
149.0ms
(- (+ (* (+ x y) z) (* (+ t y) a)) (* y b))
846.0ms
(/ (- (+ (* (+ x y) z) (* (+ t y) a)) (* y b)) (+ (+ x t) y))

simplify1.0s

Counts
102 → 102
Iterations

Useful iterations: 2 (280.0ms)

IterNodesCost
01792307
15242205
221222077
done50002077

prune409.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 8.9b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ x y) z)
2.1b
(+ (* (+ x y) z) (* (+ t y) a))
9.2b
(/ (* y b) (+ (+ x t) y))
21.7b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite233.0ms

Algorithm
rewrite-expression-head
Rules
50×*-un-lft-identity
20×add-sqr-sqrt times-frac
19×distribute-lft-out
18×add-cube-cbrt associate-*l/
13×add-exp-log flip3-+ add-cbrt-cube flip-+
10×associate-/r*
frac-add
pow1 associate-/l/ add-log-exp
associate-*l* associate-/r/ associate-/l*
cbrt-undiv div-exp associate-*r*
frac-2neg prod-exp clear-num cbrt-unprod div-inv
+-commutative pow-prod-down sum-log *-commutative unswap-sqr
Counts
4 → 106
Calls
4 calls:
34.0ms
(* (+ x y) z)
25.0ms
(+ (* (+ x y) z) (* (+ t y) a))
67.0ms
(/ (* y b) (+ (+ x t) y))
102.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series506.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (+ x y) z)
56.0ms
(+ (* (+ x y) z) (* (+ t y) a))
104.0ms
(/ (* y b) (+ (+ x t) y))
318.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.2s

Counts
118 → 118
Iterations

Useful iterations: 2 (296.0ms)

IterNodesCost
01942134
15382038
222321882
done50011882

prune458.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 5.5b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ (+ x t) y) b)
2.1b
(+ (* (+ x y) z) (* (+ t y) a))
8.7b
(/ y (/ (+ (+ x t) y) b))
21.7b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite260.0ms

Algorithm
rewrite-expression-head
Rules
180×*-un-lft-identity
147×times-frac
80×add-sqr-sqrt add-cube-cbrt
60×distribute-lft-out
27×associate-/r*
16×associate-*l/
13×add-exp-log add-cbrt-cube
12×flip3-+ flip-+
11×associate-/l*
frac-add associate-/l/
div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/r/
+-commutative sum-log
Counts
4 → 189
Calls
4 calls:
106.0ms
(/ (+ (+ x t) y) b)
16.0ms
(+ (* (+ x y) z) (* (+ t y) a))
40.0ms
(/ y (/ (+ (+ x t) y) b))
83.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series666.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(/ (+ (+ x t) y) b)
73.0ms
(+ (* (+ x y) z) (* (+ t y) a))
235.0ms
(/ y (/ (+ (+ x t) y) b))
321.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.4s

Counts
201 → 201
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02843770
17153546
227363368
done50013366

prune654.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 2.8b

localize38.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ y (+ (+ x t) y))
2.1b
(+ (* (+ x y) z) (* (+ t y) a))
3.8b
(* (/ y (+ (+ x t) y)) b)
21.7b
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

rewrite289.0ms

Algorithm
rewrite-expression-head
Rules
89×*-un-lft-identity
46×times-frac
39×add-sqr-sqrt
34×add-cube-cbrt
33×distribute-lft-out
21×associate-*l*
17×associate-*l/
13×add-exp-log flip3-+ add-cbrt-cube flip-+
10×associate-/r*
frac-add
pow1 associate-/r/ associate-/l/ associate-/l* add-log-exp
cbrt-undiv div-exp associate-*r* div-inv
frac-2neg prod-exp clear-num cbrt-unprod unswap-sqr
+-commutative pow-prod-down sum-log *-commutative
Counts
4 → 135
Calls
4 calls:
59.0ms
(/ y (+ (+ x t) y))
25.0ms
(+ (* (+ x y) z) (* (+ t y) a))
89.0ms
(* (/ y (+ (+ x t) y)) b)
106.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

series672.0ms

Counts
4 → 12
Calls
4 calls:
91.0ms
(/ y (+ (+ x t) y))
86.0ms
(+ (* (+ x y) z) (* (+ t y) a))
183.0ms
(* (/ y (+ (+ x t) y)) b)
312.0ms
(/ (+ (* (+ x y) z) (* (+ t y) a)) (+ (+ x t) y))

simplify1.0s

Counts
147 → 147
Iterations

Useful iterations: 2 (418.0ms)

IterNodesCost
02082547
15622445
221572275
done50002275

prune455.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 2.8b

regimes454.0ms

Accuracy

18% (17.8b remaining)

Error of 20.9b against oracle of 3.1b and baseline of 24.8b

bsearch223.0ms

Steps
ItersRangePoint
7
7.052445380875998e+174
1.588725767713012e+176
7.121581141661449e+174
8
2.500927358240053e-175
2.697825097353736e-171
6.340261835080083e-175
7
-1.5699591568311042e-168
-3.2740150355551514e-170
-6.155686702486673e-170
8
-1.116633309819438e+76
-2.1107077928971596e+72
-6.147203584124048e+75

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
043145
153145
done53145

end0.0ms

sample1.4s

Algorithm
intervals
Results
940.0ms7995×body80valid
1.0msbody640valid
0.0msbody1280valid
0.0msbody320valid
0.0msbody160valid