Liii STEM Structured Search and Replace Guide

I. Basic Search and Replace Functionality

1.1 Accessing the Functionality

Menu Bar Path:

Edit ➔ Find | Replace

View ➔ Search Toolbar | Replace Toolbar

1.2 Cross-Platform Shortcut Key Comparison Table

Operation	macOS Shortcut Key	Windows Shortcut Key
Find	⌘ Command + F	Ctrl + F
Replace	⌘ Command + R	F2

Basic Search or Replace Functionality: Perform plain text search or replace at the bottom of the software.

II. Mode Dependency of Search or Replace

2.1 Search or Replace is Strongly Related to the Current Mode

The document has different modes. Depending on the current cursor position, the bottom left corner of the software displays the current mode, for example:

• Text Mode

• Math Mode

• Code Mode

III. Structured Search and Replace

3.1 Activating the Structured Interface

Click the button shown in the bottom right corner to activate the structured interface.

You can enter structured content in the input box shown below.

For example, you can enter a fraction.

3.2 Document Source Code

If you want to see the source code of the current document, you can do the following:

Document ➔ Source ➔ Edit source tree

IV. Examples

Typical Use Cases:

• Find all instances of "Liii STEM" marked in red.

• Find all fractions with a numerator of "1" in math mode.

• Find all fractions with a denominator of "2" in math mode.

• Find all matrices (Matrix) in math mode.