Details

Time bar (total: 19.1s)

sample225.0ms

Algorithm
intervals
Results
141.0ms114×body1280valid
46.0ms82×body640valid
10.0ms35×body320valid
5.0ms256×pre80true
3.0ms18×body160valid
1.0ms7×body80valid

simplify9.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
1109
2119
done119

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 62.2b

localize22.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (log (- 1.0 x)) (log (+ 1.0 x)))
5.6b
(log (+ 1.0 x))
5.6b
(log (- 1.0 x))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
17×add-sqr-sqrt
16×times-frac
15×pow1 add-cube-cbrt
12×log-pow
9×log-prod
7×add-exp-log
6×log-div
5×add-cbrt-cube
4×associate-/r* associate-/l*
3×add-log-exp
2×flip3-- div-sub rem-log-exp flip--
1×cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv distribute-lft-out distribute-lft-out-- difference-of-squares
Counts
3 → 69
Calls
3 calls:
35.0ms
(/ (log (- 1.0 x)) (log (+ 1.0 x)))
31.0ms
(log (+ 1.0 x))
10.0ms
(log (- 1.0 x))

series337.0ms

Counts
3 → 9
Calls
3 calls:
195.0ms
(/ (log (- 1.0 x)) (log (+ 1.0 x)))
66.0ms
(log (+ 1.0 x))
76.0ms
(log (- 1.0 x))

simplify845.0ms

Counts
78 → 78
Iterations

Useful iterations: done (842.0ms)

IterNodesCost
01861203
14321150
217501064
done50021043

prune371.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 60.1b

localize43.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
0.0b
(/ (log (- 1.0 x)) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))
5.6b
(log (- 1.0 x))

rewrite177.0ms

Algorithm
rewrite-expression-head
Rules
92×times-frac
83×add-sqr-sqrt
68×associate-*r*
56×unpow-prod-down
49×*-un-lft-identity
47×add-cube-cbrt
29×add-exp-log
24×unpow2 sqr-pow
17×unswap-sqr
10×pow1 div-exp prod-exp add-cbrt-cube
6×pow-to-exp pow-exp
5×log-prod log-pow
4×log-div associate-/r/ associate-/l*
3×flip3-- associate-*r/ associate-*l* associate-/r* flip-- add-log-exp
2×cbrt-undiv div-sub frac-sub cbrt-unprod div-inv
1×frac-2neg flip3-+ rem-log-exp pow-prod-down clear-num *-commutative flip-+ distribute-lft-out-- difference-of-squares
Counts
3 → 163
Calls
3 calls:
50.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
103.0ms
(/ (log (- 1.0 x)) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))
9.0ms
(log (- 1.0 x))

series306.0ms

Counts
3 → 9
Calls
3 calls:
72.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
178.0ms
(/ (log (- 1.0 x)) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))
54.0ms
(log (- 1.0 x))

simplify615.0ms

Counts
172 → 172
Iterations

Useful iterations: done (607.0ms)

IterNodesCost
04093188
110902943
done50002587

prune803.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize38.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
0.0b
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
0.0b
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

rewrite277.0ms

Algorithm
rewrite-expression-head
Rules
178×times-frac
158×add-sqr-sqrt
136×associate-*r*
112×unpow-prod-down
94×*-un-lft-identity
82×add-cube-cbrt
51×add-exp-log
48×unpow2 sqr-pow
34×unswap-sqr
20×prod-exp
19×div-exp
15×add-cbrt-cube
12×pow-to-exp pow-exp
11×pow1
8×distribute-lft-out--
6×associate-*l* associate-/l*
4×associate-*r/ associate-/r/ log-pow cbrt-unprod difference-of-squares
3×cbrt-undiv associate-/r* div-inv add-log-exp
2×flip3-- pow-prod-down *-commutative frac-sub flip-- associate-/l/
1×frac-2neg flip3-+ div-sub clear-num flip-+
Counts
3 → 266
Calls
3 calls:
76.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
46.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
125.0ms
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

series375.0ms

Counts
3 → 9
Calls
3 calls:
89.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
105.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
181.0ms
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

simplify2.6s

Counts
275 → 275
Iterations

Useful iterations: done (2.6s)

IterNodesCost
03345394
19444934
245274280
done50014278

prune1.5s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize41.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
0.0b
(cbrt (pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3))
0.0b
(pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3)
0.0b
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

rewrite473.0ms

Algorithm
rewrite-expression-head
Rules
170×times-frac
157×add-sqr-sqrt
139×*-un-lft-identity
108×unpow-prod-down
91×add-cube-cbrt
68×associate-*r*
58×cbrt-prod
52×cube-prod
32×add-exp-log distribute-lft-out--
26×sqr-pow
24×unpow2
23×pow1
20×associate-/r/
17×unswap-sqr
16×log-pow difference-of-squares
14×add-cbrt-cube
11×associate-*r/ div-exp
10×prod-exp frac-sub
8×pow-exp
7×pow-to-exp
6×flip3-- flip-- div-inv associate-/l*
5×flip3-+ flip-+
4×add-log-exp
3×cbrt-undiv pow-unpow associate-*l* associate-/r*
2×cube-div cube-mult unpow3 cbrt-unprod associate-/l/ rem-cube-cbrt
1×cbrt-div pow-pow frac-2neg pow1/3 div-sub pow-prod-down clear-num *-commutative rem-cbrt-cube
Counts
4 → 296
Calls
4 calls:
59.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
110.0ms
(cbrt (pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3))
119.0ms
(pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3)
168.0ms
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

series744.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(* 1/2 (/ (pow x 2) (pow 1.0 2)))
185.0ms
(cbrt (pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3))
270.0ms
(pow (/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) 3)
224.0ms
(/ (- (log 1.0) (+ (* 1.0 x) (* 1/2 (/ (pow x 2) (pow 1.0 2))))) (- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (pow x 2) (pow 1.0 2)))))

simplify946.0ms

Counts
308 → 308
Iterations

Useful iterations: done (920.0ms)

IterNodesCost
045613083
1150212123
done500011224

prune1.4s

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

regimes60.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01836
12236
done2236

end0.0ms

sample6.8s

Algorithm
intervals
Results
4.4s3424×body1280valid
1.5s2546×body640valid
385.0ms1228×body320valid
132.0ms8000×pre80true
121.0ms594×body160valid
17.0ms208×body80valid