Recordings of the online video training sessions. Go to the online training page.

View the recording of the terminal window (right-click to download)

Getting started, data types, variables, expressions, file IO, etc.

• Introduction, info on Hangout, Google Plus, overall plan for training sessions, other possible sources for help.
• Basics, outline, atlas files, directories, some useful Linux commands for atlas
• 1+1=2, Software basics: setting variables, data types, quit command
• atlas-scripts directory, .at files, help files: atlas.help,installation, software requirements, designing principles of axis language, lists of data types, atlas-functions.help, scripts.help
• Comments, \{TAB TAB\}, command completion, readline library test,more useful Linux shortcuts, whattype command, operations on integers: division rounding down, remainder, n-tuples, print, prints
• Redefining variables, the ":" syntax, vectors, vec:, arrays, vector coordinates, operations on vectors, operations on different types.
• Use of $ rational vectors, % on rational vectors, booleans
• Matrices, mat:, arrays of integer arrays, matrix operations, transpose, invert commands.
• Loading .at files, < input command, launching atlas with path argument for supplementary files, basic.at file.
• Inverse command, invertible matrices over Z.
• File output command: > outputfile, append command: >>
• Solving matrix equations, null space
• Functions, definitions, input and output types, example of functions scripts, basic for loops
• for loops, while loops in atlas.help, examples of such loops in .at files

Go to part B

Return to online-training page for information about upcoming training sessions.