[spec] EOL formatting for complex.md

diff --git a/spec/complex.md b/spec/complex.md
index e72225e3b7bbf2d5a170930723ed6a9fa50e03c3..91066042af574e64cee549401a65d09c097449a3 100755 (executable)
--- a/spec/complex.md
+++ b/spec/complex.md
@@ -146,7 +146,7 @@ If $a+bi$ is a solution to $P(z)=0$, with $a, b \in \mathbb{R}$, then the conjug
 - $\theta=\operatorname{arg}(z)$ (on CAS: `arg(a+bi)`)
 - **principal argument** is $\operatorname{Arg}(z) \in (-\pi, \pi]$ (note capital $\operatorname{Arg}$)
 
-Note each complex number has multiple polar representations:
+Note each complex number has multiple polar representations:  
 $z=r \operatorname{cis} \theta = r \operatorname{cis} (\theta+2 n\pi$) where $n$ is integer number of revolutions
 
 ### Conjugate in polar form