# Cannot use the absolute value symbol "|" in mathematical formulas in tables

### Steps to reproduce

Create a table and use “\$” to surround mathematical formulas in the table
Enter the absolute value symbol “|” in the mathematical formula

### Expected result

Correctly display the absolute value symbol “|” in mathematical formulas

### Actual result

Absolute value symbol “|” and the content after the symbol disappears

### Environment

• Operating system: Mac OS 11.2.3
• Obsidian version: 0.11.5

Write `\|` or the command `\vert`.