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Goal for Week 10: Working with time and calendars

Summary of new tools and commands.

• datenum calculate a running day number (matlab time) from calendar information
• datestr recover a calendar date, as a string, from a matlab time
• datevec recover a calendar date, as integers, from a matlab time
• datetick put calendar information on axis tick marks
• datetime creates an input string for juliandate()
• juliandate convert a (gregorian) calendar date to a julian date
• mjuliandate convert a (gregorian) calendar date to a modified julian date
• legend put a text box with information on a graph
• linspace construct a set of numbers spanning two values
• gradient estimate the derivative from a list of values assuming constant spacing
• diff calculate the difference between successive numbers in a list
• integral estimate the value of an integral given a function and limits
• trapz estimate the integral of uniformly spaced values
• cumsum calculate the cumulative sum of values in a list
• axis control properties of the axis of a graph
• grid add grid lines to a graph

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