Thisworld wrote:If two cylinders of the same diameter are placed side by side and enclosed within a larger cylinder(the penis), the enclosing cylinder's circumference is calculated as follows:
Nope.
Nope nope nope.
This math is completely false and misleading. When you put two circles side by side, they don’t make one big circle of double the diameter. At best, you have a “race-track” oval shape.
For 21mm cylinders this race track is about 4.25” around.