Details

Time bar (total: 4.5m)

sample37.6s

Algorithm
intervals
Results
37.4s2928×body10240exit
77.0ms3184×pre80true
22.0ms250×body80valid
6.0msbody5120valid
2.0msbody640valid
0.0msbody160valid
0.0msbody320valid

simplify253.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02243
15343
214743
373543
done500043

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
0.5b
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
0.7b
(pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p)
4.2b
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

rewrite160.0ms

Algorithm
rewrite-expression-head
Rules
557×add-exp-log
312×prod-exp
265×pow-exp
249×div-exp
185×pow-to-exp
42×unpow-prod-down
38×*-un-lft-identity
29×add-sqr-sqrt
26×times-frac
24×add-cube-cbrt
16×add-cbrt-cube
pow-unpow
pow1
distribute-lft-out
cbrt-undiv associate-/r/ cbrt-unprod add-log-exp
pow-pow div-inv sqr-pow
flip3-+ flip-+ difference-of-squares
frac-2neg clear-num associate-/r* associate-/l* distribute-lft-out--
Counts
4 → 272
Calls
4 calls:
33.0ms
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
10.0ms
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
10.0ms
(pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p)
90.0ms
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

series784.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
68.0ms
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
67.0ms
(pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p)
566.0ms
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (pow (/ 1.0 (+ 1.0 (exp (- t)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

simplify1.1s

Counts
284 → 284
Iterations

Useful iterations: 2 (334.0ms)

IterNodesCost
036210877
198710075
230649735
done50009735

prune601.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.7b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(* 0.5 (* s c_p))
0.0b
(* 0.5 (* s c_n))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
12×pow1 add-exp-log add-cbrt-cube
associate-*l* pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* *-commutative add-log-exp
Counts
2 → 36
Calls
2 calls:
5.0ms
(* 0.5 (* s c_p))
6.0ms
(* 0.5 (* s c_n))

series39.0ms

Counts
2 → 6
Calls
2 calls:
18.0ms
(* 0.5 (* s c_p))
21.0ms
(* 0.5 (* s c_n))

simplify2.1s

Counts
42 → 42
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
059308
1153302
2536242
31782242
43851242
done5000242

prune69.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.7b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
0.2b
(* c_p (+ (log 0.5) (* 0.5 t)))
0.5b
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
2.0b
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (+ 1 (* c_p (+ (log 0.5) (* 0.5 t)))) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

rewrite138.0ms

Algorithm
rewrite-expression-head
Rules
172×add-exp-log
88×prod-exp
65×div-exp
56×pow-exp
43×pow-to-exp
25×*-un-lft-identity
24×add-sqr-sqrt unpow-prod-down
18×add-cbrt-cube
17×add-cube-cbrt
14×times-frac
pow1
pow-unpow
cbrt-unprod
cbrt-undiv associate-/r/ add-log-exp
flip3-+ associate-*r* associate-*l* flip-+ distribute-lft-out
pow-pow associate-*r/ associate-*l/ div-inv difference-of-squares sqr-pow
distribute-rgt-in frac-2neg distribute-lft-in pow-prod-down clear-num associate-/r* *-commutative associate-/l* distribute-lft-out-- unswap-sqr
Counts
4 → 146
Calls
4 calls:
31.0ms
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
8.0ms
(* c_p (+ (log 0.5) (* 0.5 t)))
12.0ms
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
80.0ms
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (+ 1 (* c_p (+ (log 0.5) (* 0.5 t)))) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

series926.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)
97.0ms
(* c_p (+ (log 0.5) (* 0.5 t)))
63.0ms
(pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p)
682.0ms
(/ (* (pow (/ 1.0 (+ 1.0 (exp (- s)))) c_p) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- s))))) c_n)) (* (+ 1 (* c_p (+ (log 0.5) (* 0.5 t)))) (pow (- 1.0 (/ 1.0 (+ 1.0 (exp (- t))))) c_n)))

simplify2.5s

Counts
158 → 158
Iterations

Useful iterations: done (2.5s)

IterNodesCost
03325288
19344929
239874537
done50014536

prune438.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.7b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 0.5 (* s c_p))
0.2b
(* (pow (log 0.5) 2) (pow c_p 2))
1.0b
(pow (log 0.5) 2)

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
21×add-exp-log
19×unpow-prod-down
16×unswap-sqr
12×associate-*l* prod-exp
11×pow1 unpow2 sqr-pow
10×add-cube-cbrt *-un-lft-identity add-cbrt-cube
associate-*r*
pow-to-exp pow-exp
pow-prod-down cbrt-unprod
pow-unpow add-log-exp
log-pow *-commutative
pow-pow
Counts
3 → 89
Calls
3 calls:
5.0ms
(* 0.5 (* s c_p))
12.0ms
(* (pow (log 0.5) 2) (pow c_p 2))
1.0ms
(pow (log 0.5) 2)

series168.0ms

Counts
3 → 7
Calls
3 calls:
18.0ms
(* 0.5 (* s c_p))
150.0ms
(* (pow (log 0.5) 2) (pow c_p 2))
0.0ms
(pow (log 0.5) 2)

simplify575.0ms

Counts
96 → 96
Iterations

Useful iterations: done (573.0ms)

IterNodesCost
0124974
1287851
21191682
done5000680

prune169.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.7b

regimes175.0ms

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01113
11813
done1813

end0.0ms

sample3.7m

Algorithm
intervals
Results
3.6m18001×body10240exit
387.0ms19478×pre80true
122.0ms1431×body80valid
22.0msbody2560valid
13.0msbody1280valid
12.0msbody5120valid
7.0ms10×body640valid
3.0ms14×body160valid
3.0msbody320valid