Details

Time bar (total: 4.9s)

sample17.0ms

Algorithm
intervals
Results
5.0ms66×body640valid
3.0ms135×body80valid
2.0ms36×body320valid
1.0ms19×body160valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0711
11211
21511
done1511

prune1.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.9b

localize6.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1.0 (- x 1.0))
0.0b
(/ 1.0 (+ x 1.0))
2.3b
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
84×*-un-lft-identity
55×times-frac
50×add-sqr-sqrt
30×add-cube-cbrt
25×distribute-lft-out--
10×distribute-lft-out
associate-/r*
difference-of-squares
add-exp-log add-cbrt-cube
associate-/r/ associate-/l*
add-log-exp
div-inv
pow1 flip--
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-+
sub-neg flip3-+ diff-log frac-sub
Counts
3 → 102
Calls
3 calls:
5.0ms
(/ 1.0 (- x 1.0))
5.0ms
(/ 1.0 (+ x 1.0))
49.0ms
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

series225.0ms

Counts
3 → 9
Calls
3 calls:
27.0ms
(/ 1.0 (- x 1.0))
28.0ms
(/ 1.0 (+ x 1.0))
169.0ms
(- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))

simplify818.0ms

Counts
111 → 111
Iterations

Useful iterations: done (814.0ms)

IterNodesCost
01751402
13881325
210791257
done50001255

prune191.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.4b

localize9.0ms

Local error

Found 2 expressions with local error:

0.4b
(/ 1.0 (- (* x x) (* 1.0 1.0)))
1.9b
(- (- x 1.0) (+ x 1.0))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
14×add-log-exp
13×add-sqr-sqrt
12×times-frac
11×add-cube-cbrt
diff-log distribute-lft-out--
difference-of-squares
add-exp-log flip3-- associate-/r* frac-sub add-cbrt-cube flip--
associate-/l*
pow1 sub-neg flip3-+ associate--l+ sum-log associate-/r/ flip-+ distribute-lft-out
cbrt-undiv associate--l- frac-2neg div-exp clear-num div-inv associate--r+
Counts
2 → 61
Calls
2 calls:
7.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))
23.0ms
(- (- x 1.0) (+ x 1.0))

series54.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))
7.0ms
(- (- x 1.0) (+ x 1.0))

simplify528.0ms

Counts
67 → 67
Iterations

Useful iterations: 2 (129.0ms)

IterNodesCost
01511007
1384956
21520886
done5000886

prune127.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.4b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0))
0.4b
(/ 1.0 (- (* x x) (* 1.0 1.0)))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
25×times-frac
22×add-cube-cbrt *-un-lft-identity
18×associate-*l*
10×associate-*r*
add-exp-log add-cbrt-cube
difference-of-squares
pow1 associate-/r* associate-/r/
distribute-lft-neg-in distribute-rgt-neg-in associate-/l*
cbrt-undiv flip3-- div-exp prod-exp flip-- cbrt-unprod div-inv add-log-exp unswap-sqr
neg-mul-1 frac-2neg pow-prod-down associate-*l/ clear-num *-commutative distribute-rgt-neg-out
Counts
2 → 78
Calls
2 calls:
22.0ms
(* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0))
5.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))

series100.0ms

Counts
2 → 6
Calls
2 calls:
53.0ms
(* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0))
47.0ms
(/ 1.0 (- (* x x) (* 1.0 1.0)))

simplify524.0ms

Counts
84 → 84
Iterations

Useful iterations: 2 (166.0ms)

IterNodesCost
01581309
14381262
215051134
done50001134

prune166.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (sqrt 1.0) (- x 1.0))
0.0b
(/ (sqrt 1.0) (+ x 1.0))
0.1b
(* (/ (sqrt 1.0) (+ x 1.0)) (* (/ (sqrt 1.0) (- x 1.0)) (- 2.0)))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
94×*-un-lft-identity
78×times-frac
68×add-sqr-sqrt
54×add-cube-cbrt
45×sqrt-prod
30×associate-*l*
28×add-exp-log add-cbrt-cube
13×distribute-lft-out
12×associate-/l*
10×prod-exp cbrt-unprod
associate-/r*
pow1
cbrt-undiv div-exp distribute-lft-out-- difference-of-squares
associate-/r/
pow-prod-down associate-*l/ div-inv add-log-exp
frac-2neg flip3-+ clear-num distribute-rgt-neg-out flip-+
frac-times flip3-- associate-*r/ associate-*r* *-commutative flip--
Counts
3 → 160
Calls
3 calls:
6.0ms
(/ (sqrt 1.0) (- x 1.0))
6.0ms
(/ (sqrt 1.0) (+ x 1.0))
40.0ms
(* (/ (sqrt 1.0) (+ x 1.0)) (* (/ (sqrt 1.0) (- x 1.0)) (- 2.0)))

series276.0ms

Counts
3 → 9
Calls
3 calls:
59.0ms
(/ (sqrt 1.0) (- x 1.0))
51.0ms
(/ (sqrt 1.0) (+ x 1.0))
166.0ms
(* (/ (sqrt 1.0) (+ x 1.0)) (* (/ (sqrt 1.0) (- x 1.0)) (- 2.0)))

simplify694.0ms

Counts
169 → 169
Iterations

Useful iterations: 2 (225.0ms)

IterNodesCost
02352692
16132490
223622106
done50002106

prune487.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

regimes18.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
11616
22316
32916
43016
done3016

end0.0ms

sample456.0ms

Algorithm
intervals
Results
168.0ms1907×body640valid
99.0ms4229×body80valid
79.0ms1267×body320valid
25.0ms597×body160valid