"+ -" in an output line?

*To*: mathgroup at smc.vnet.net*Subject*: [mg52275] "+ -" in an output line?*From*: AES/newspost <siegman at stanford.edu>*Date*: Sat, 20 Nov 2004 03:41:51 -0500 (EST)*Sender*: owner-wri-mathgroup at wolfram.com

The input In[13]:= Series[-I q s - I p Sqrt[K1^2 - s^2], {s, 0, 1}] gives Out[13]= -I Sqrt[K1^2] p + - I q s + O[s^2] whereas In[14]:= Series[-I q s - I p Sqrt[K1^2 - s^2], {s, 0, 1}] // Normal gives Out[14]= -I Sqrt[K1^2] p - I q s What's that "+ -" doing in Out[13] ? Is this normal?

**Follow-Ups**:**Re: "+ -" in an output line?***From:*yehuda ben-shimol <benshimo@bgu.ac.il>