A structural engineer is also the professional to call when your existing home has issues like foundation problems, sagging roofs or sliding chimneys. They help figure out ways to reconstruct those areas safely.
British English. [ ] = square brackets. American English. [ ] = brackets. We typically use square brackets when we want to modify another person's words. Here, we want to make it clear that the modification has been made by us, not by the original writer. For example: 1  to add clarification:
The brackets, {statement}, means the set of all objects which satisfy that statement. The [math]\in[/math] symbol stands for in or is a member of The [math]R[/math] stands for real numbers, and [math]R^2[/math] stands for the real plane. The pipe symbol, |, adds another condition. Think of it as saying and or such that.