Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 41346

How to manipulate expressions structurally, not necessarily complying with the rules of algebra.

1 vote
1 answer
175 views

Extract variable from subexpression

I have an expression of the form a1*x*b1^2 + a2*y*c1^2 I want to extract the x and y from the expressions. a_, b_, and c_ are the only types of variables that appear in the expression . Form of x and …
Abhishek Pal's user avatar