CMCLab 1.0

name Perturbed Cylinder

# Delaunay unduloid glued to a Smyth surface with 2 legs
# Necksize 1/10 (weight 9/25)
# Ends at {0, ComplexInfinity}

potential
{{0,
  (9/(20*z))/t +
  (1/(20*z))},{
  1/(20*z) + 0.2*z +
  (9/(20*z))t,
  0}}

domain triangulated
boundary
Loop
circle 0; 5.5; (0)2Pi; (1)2Pi; 24
Loop
circle 0; 0.000005; (0)2Pi; (1)2Pi; 24
Hole
point 0

max_area 0.1
min_angle 28
smooth 10
refine 0
max_area2 0.02

zstart 1
lambda R3 0
normalshift 1
polynomial_length 18
basis_length 32
birkhoff false
initial_integrator_count 100
integrator_count 1

xstart
{{+(-5.234685893921443e-10)t^(-6)
+(3.3447880970152175e-8)t^(-5)
+(-1.5045674234893672e-6)t^(-4)
+(0.000040672671655940995)t^(-3)
+(-0.00044119266119561413)t^(-2)
+(-0.0016462564371052318)t^(-1)
+(0.020943192420903166)
+(-0.0004070781009752473)t
+(-0.00014663417157974713)t^2
+(0.000012225183465826997)t^3
+(-4.817363071227095e-7)t^4
+(1.1988606015040791e-8)t^5
+(-2.082560670557449e-10)t^6
,
+(-5.405270365349336e-10)t^(-6)
+(5.90610489097578e-8)t^(-5)
+(-4.49744518627388e-6)t^(-4)
+(0.00017799375066806196)t^(-3)
+(-0.0026427868024845027)t^(-2)
+(-0.00031987369962795787)t^(-1)
+(0.000015313365760231463)
+(9.549249612632633e-7)t
+(-8.434517745300149e-8)t^2
+(2.8906201516088416e-9)t^3
},{
0,
+(-2.0519231520913707e-10)t^(-5)
+(1.2033143441049985e-8)t^(-4)
+(-4.829908702626118e-7)t^(-3)
+(0.000012262710042993721)t^(-2)
+(-0.00014705088352770052)t^(-1)
+(-0.00041409208940789484)
+(0.02108465234897012)t
+(-0.0004140921167109715)t^2
+(-0.00014705095036671257)t^3
+(0.000012262662956001606)t^4
+(-4.830219230107403e-7)t^5
+(1.2015654741640749e-8)t^6
+(-2.086564174946459e-10)t^7
}}