Fix wait for input on error

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Add ann equations

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Merge branch 'master' of github.com:eburatti09/monografia-tcc

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>

Conflicts:
	capitulo2.tex