#### 4.10.21 MoveIncUp

Syntax: `MoveIncUp`
Abbreviation: `MIU`

moves the cursor incrementally towards the beginning of the document. More precisely, if the cursor is not on the start of the line it lies on, then it is moved to the start of that line. Otherwise, if it is on the first line of the screen, then it is moved to the start of the document; otherwise, it is moved to the first line of the screen.