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Chapter 1. Getting Started > Entering Expressions

1.2. Entering Expressions

Let’s do our first calculation! If we type 1+1 and then press Shift+Return (i.e., hold down the Shift key and then the Return key)[1] Mathematica computes the sum and places the answer on the next line in the window. This is called evaluating or entering the expression. The window now contains

[1] On Mac keyboards, Shift+Return is the same as Enter. With either Windows or Mac OS, using the Return key will simply move the cursor to the next line, allowing us to type more.

Example 1.2.1.  


  

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