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Oct
16
comment Converting $2^{16x} \equiv 2^6\text{ (mod 19)}$ to $16x\equiv 6\text{ (mod 18)}$
Thanks! Why is the 2 a primitive root exactly? Your last line says the conversion is always allowed, so why is this relevant?
Jun
3
comment Calculating the shortest possible distance between points
@Norbert, I'm learning derivatives
Jun
3
comment Calculating the shortest possible distance between points
Thanks, +1 but I'll accept Brian's answer since it's what my assignment was about
Jun
3
comment Calculating the shortest possible distance between points
This is a great answer, +1 but I'll accept Brian's answer since it's what my assignment was about
Feb
21
comment Solving the equation $- y^2 - x^2 - xy = 0$
thanks a lot andré
Feb
21
comment Solving the equation $- y^2 - x^2 - xy = 0$
it does solve the problem, thanks a lot! +1 :) i did expect a different kind of solution. Is this the only way?
Feb
20
comment Solving the equation $- y^2 - x^2 - xy = 0$
only real numbers
Feb
17
comment Defining equality validity when an equation with two variables exists
Thank you, I would accept it as an answer if it wasn't a comment
Feb
17
comment Defining equality validity when an equation with two variables exists
quite simple indeed, but $y=3$?