Details

Time bar (total: 36.2s)Debug log

sample46.0ms

Algorithm
intervals
Results
17.0ms61×body1280valid
10.0ms49×body640valid
7.0ms193×body80valid
5.0ms34×body320valid
1.0msbody160valid

simplify7.0ms

Calls
1 calls:
Slowest
6.0ms
(/ (- (exp x) 1) x)

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.1b

localize8.0ms

Local error

Found 2 expressions with local error:

5.0b
(- (exp x) 1)
0.0b
(/ (- (exp x) 1) x)

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
associate-/l*
add-cube-cbrt
*-un-lft-identity
associate-/l/
add-log-exp
flip--
add-exp-log
difference-of-sqr-1
add-cbrt-cube
flip3--
pow1
div-inv
div-sub
frac-2neg
sub-neg
clear-num
Calls
2 calls:
Slowest
6.0ms
(/ (- (exp x) 1) x)
3.0ms
(- (exp x) 1)

series34.0ms

Calls
2 calls:
Slowest
23.0ms
(/ (- (exp x) 1) x)
11.0ms
(- (exp x) 1)

simplify302.0ms

Calls
13 calls:
Slowest
100.0ms
(* -1 (/ (- 1 (exp x)) x))
96.0ms
(+ x (+ (* 1/6 (pow x 3)) (* 1/2 (pow x 2))))
38.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
19.0ms
(- (* (exp x) (exp x)) (* 1 1))
13.0ms
(/ (- (exp x) 1) x)

prune191.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 2 expressions with local error:

0.2b
(* 1/6 (pow x 2))
0.0b
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
associate-*r*
add-cube-cbrt
*-un-lft-identity
add-sqr-sqrt
add-exp-log
add-cbrt-cube
pow1
unpow2
flip-+
*-commutative
flip3-+
sum-log
associate-+r+
+-commutative
Calls
2 calls:
Slowest
8.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
2.0ms
(* 1/6 (pow x 2))

series31.0ms

Calls
2 calls:
Slowest
16.0ms
(* 1/6 (pow x 2))
14.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))

simplify161.0ms

Calls
10 calls:
Slowest
60.0ms
(* (exp (* 1/2 x)) (exp (+ (* 1/6 (pow x 2)) 1)))
27.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
27.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
20.0ms
(+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))
8.0ms
(* 1/6 (pow x 2))

prune178.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 4 expressions with local error:

5.4b
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))
0.2b
(* 1/6 (pow x 2))
0.2b
(* 1/6 (pow x 2))
0.2b
(* 1/6 (pow x 2))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
28×frac-times
27×flip-+
27×flip3-+
26×cbrt-div
14×associate-*l/
12×associate-*r*
associate-*r/
add-cube-cbrt
*-un-lft-identity
add-sqr-sqrt
add-log-exp
add-exp-log
add-cbrt-cube
pow1
unpow2
*-commutative
rem-cbrt-cube
pow3
pow1/3
cbrt-prod
Calls
4 calls:
Slowest
29.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))
1.0ms
(* 1/6 (pow x 2))
1.0ms
(* 1/6 (pow x 2))
1.0ms
(* 1/6 (pow x 2))

series63.0ms

Calls
4 calls:
Slowest
18.0ms
(* 1/6 (pow x 2))
16.0ms
(* 1/6 (pow x 2))
16.0ms
(* 1/6 (pow x 2))
13.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))

simplify5.5s

Calls
49 calls:
Slowest
678.0ms
(cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))))
283.0ms
(cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))
269.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))
256.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3))) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3))))
253.0ms
(cbrt (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))

prune801.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

13.2b
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
13.2b
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
13.2b
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
5.4b
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
182×cbrt-div
112×frac-times
108×flip-+
108×flip3-+
56×associate-*l/
32×associate-*r/
16×cbrt-prod
add-cube-cbrt
*-un-lft-identity
add-sqr-sqrt
add-log-exp
add-exp-log
pow1/3
add-cbrt-cube
pow1
rem-cbrt-cube
pow3
Calls
4 calls:
Slowest
51.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))
9.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
5.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
5.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))

series176.0ms

Calls
4 calls:
Slowest
63.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
54.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
48.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)))))
11.0ms
(cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))) (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1))))

simplify23.8s

Calls
130 calls:
Slowest
746.0ms
(cbrt (cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))))))
714.0ms
(cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))))
638.0ms
(cbrt (cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))))))
597.0ms
(cbrt (cbrt (* (* (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1)))) (- (* (* 1/2 x) (* 1/2 x)) (* (+ (* 1/6 (pow x 2)) 1) (+ (* 1/6 (pow x 2)) 1))))))
544.0ms
(cbrt (cbrt (* (* (+ (* 1/2 x) (+ (* 1/6 (pow x 2)) 1)) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3))) (+ (pow (* 1/2 x) 3) (pow (+ (* 1/6 (pow x 2)) 1) 3)))))

prune2.6s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

regimes73.0ms

Accuracy

99% (0.2b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 21.6b

bsearch48.0ms

end0.0ms

sample2.0s

Algorithm
intervals
Results
878.0ms2270×body1280valid
408.0ms1644×body640valid
366.0ms5569×body80valid
165.0ms808×body320valid
44.0ms391×body160valid