"and" is not an operator in Julia, try "&&".
> On Jul 21, 2015, at 11:25 AM, Elsha Robin <elisha....@gmail.com> wrote: > > > well i thought i should give julia a whirl since it got so much chatter > around it , so i thought i could start of slow and simple and i run into a > tree sort of ... so the problem is that i compared the results of two > functions in an if statement with an and operator but it spiting some very > basic error which i cant figure out what to do with ... so here is the code > in question .. > > ________________________________________ > a(i)=20*i - i^2 > b(j)=50 *j - j^2 > c(k)=40 *k - k^2 > for i in 20:50 > for j in i:50 > if a(20)==b(50) and c(j)==a(k) > print ("got it") > break > end > end > end > __________________________________________ > > the error spit out is this ... > syntax: extra token "c" after end of expression > while loading In[11], in expression starting on line 6 > > i can figure that the roblem has to do something with comparing the outputs > of functions using looping variables variable { c(j)==a(k) } ... but i dont > understand why that should be a problem ... so either ways can some one give > me the correct syntax or direct me to a specific DOC with > the similar example ... thanks in advance .