Details

Time bar (total: 11.4s)

sample59.0ms

Algorithm
intervals
Results
20.0ms53×body320valid
16.0ms50×body640valid
11.0ms138×body80valid
3.0ms15×body160valid

simplify8.0ms

Counts
1 → 1
Iterations
IterNodes
done18
218
115
07

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.3b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- x 1))
0.0b
(/ 1 (+ x 1))
2.7b
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
850×*-un-lft-identity
783×times-frac
710×add-sqr-sqrt
486×prod-diff
454×add-cube-cbrt
125×difference-of-squares
98×associate-/r/
94×distribute-lft-out
81×distribute-lft-out--
58×difference-of-sqr-1
52×div-inv
30×flip-+
29×flip3-+
21×flip--
20×flip3--
18×fma-neg
11×associate-/r* add-exp-log
add-cbrt-cube
associate-/l*
pow1 add-log-exp
div-exp
expm1-log1p-u insert-posit16 log1p-expm1-u
cbrt-undiv rec-exp clear-num frac-2neg 1-exp pow-flip inv-pow
sub-neg diff-log frac-sub
Counts
3 → 638
Calls
3 calls:
8.0ms
(/ 1 (- x 1))
8.0ms
(/ 1 (+ x 1))
59.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

series139.0ms

Counts
3 → 9
Calls
3 calls:
24.0ms
(/ 1 (- x 1))
22.0ms
(/ 1 (+ x 1))
92.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

simplify1.3s

Counts
647 → 647
Iterations
IterNodes
done2000
22000
11290
0553

prune1.8s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.3b

localize40.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ 1 (- (* x x) (* 1 1)))
2.2b
(- (- x 1) (+ x 1))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
70×*-un-lft-identity
51×add-sqr-sqrt
37×prod-diff
29×add-cube-cbrt
15×difference-of-squares
14×add-log-exp
12×times-frac
11×associate--l+ distribute-lft-out--
distribute-lft-out
fma-neg
diff-log add-exp-log
difference-of-sqr-1
associate-/r* flip3-- add-cbrt-cube frac-sub flip--
pow1 associate-/l*
expm1-log1p-u sum-log sub-neg flip3-+ div-exp associate-/r/ flip-+ insert-posit16 log1p-expm1-u
associate--l- cbrt-undiv rec-exp clear-num frac-2neg 1-exp div-inv pow-flip associate--r+ inv-pow
Counts
2 → 115
Calls
2 calls:
24.0ms
(/ 1 (- (* x x) (* 1 1)))
54.0ms
(- (- x 1) (+ x 1))

series57.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(/ 1 (- (* x x) (* 1 1)))
9.0ms
(- (- x 1) (+ x 1))

simplify1.2s

Counts
121 → 121
Iterations
IterNodes
done2014
32014
21590
1525
0193

prune361.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.3b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ 1 (- (* x x) (* 1 1))) -2)
0.3b
(/ 1 (- (* x x) (* 1 1)))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
26×times-frac
21×*-un-lft-identity
20×add-cube-cbrt
18×associate-*l*
15×add-exp-log
add-cbrt-cube
difference-of-squares
pow1
associate-/r* div-exp prod-exp associate-/r/
associate-*r* associate-/l* unswap-sqr
expm1-log1p-u cbrt-undiv rec-exp flip3-- 1-exp cbrt-unprod insert-posit16 log1p-expm1-u div-inv flip-- add-log-exp
clear-num frac-2neg pow-prod-down associate-*l/ *-commutative pow-flip inv-pow
Counts
2 → 83
Calls
2 calls:
37.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
22.0ms
(/ 1 (- (* x x) (* 1 1)))

series89.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
41.0ms
(/ 1 (- (* x x) (* 1 1)))

simplify1.0s

Counts
89 → 89
Iterations
IterNodes
done2001
32001
2930
1362
0143

prune755.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
0.0b
(/ 1 (+ x 1))
0.1b
(/ (/ 1 (+ x 1)) (- x 1))

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
449×times-frac
381×*-un-lft-identity
331×add-sqr-sqrt
171×add-cube-cbrt
132×associate-*l*
74×difference-of-squares
49×distribute-lft-out
37×difference-of-sqr-1 distribute-lft-out--
36×associate-/r/
31×add-exp-log
21×associate-/l*
19×add-cbrt-cube
18×div-inv
16×flip3-+ flip-+
14×div-exp
11×associate-/r*
cbrt-undiv
pow1
prod-exp
unswap-sqr
expm1-log1p-u rec-exp 1-exp associate-*r* cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg flip3-- flip--
pow-prod-down associate-*l/ *-commutative pow-flip inv-pow associate-/l/
Counts
3 → 373
Calls
3 calls:
59.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
15.0ms
(/ 1 (+ x 1))
31.0ms
(/ (/ 1 (+ x 1)) (- x 1))

series150.0ms

Counts
3 → 9
Calls
3 calls:
67.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
19.0ms
(/ 1 (+ x 1))
64.0ms
(/ (/ 1 (+ x 1)) (- x 1))

simplify1.1s

Counts
382 → 382
Iterations
IterNodes
done2003
22003
11036
0379

prune991.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

regimes28.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done14
114
010

end0.0ms

sample1.9s

Algorithm
intervals
Results
816.0ms1959×body640valid
441.0ms4165×body80valid
390.0ms1256×body320valid
139.0ms620×body160valid