Doc

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Obviously, to use help effectively, you need to know what you are looking for. Often times, especially when you first start learning an application, it is usually difficult to ask the right questions. In the case of MATLAB, doc command is generally better than help. If you type doc in the command prompt, MATLAB opens a browser from where you can obtain help easier:

» doc

Figure 1.16 Built-in MATLAB Documentation.

 

Like using help sin, try typing doc sin in the command prompt:

» doc sin