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What does undefined control sequence mean in latex?
LaTeX specific issues not fitting into one of the other forums of this category. for some reason I every line I get an error: Undefined control sequence: \\IF (or \\STATE or \\ELSE). What is the problem with my syntax?
Which is the correct spelling for the undefined control sequence?
An example of such a typo is shown below, where you accidentally pressed Z instead of a when writing \\alpha Undefined control sequence. The control sequence at the end of the top line of your error message was never \\def’ed. If you have misspelled it (e.g., `\\hobx’), type `I’ and the correct spelling (e.g., `I\\hbox’).
How to use undefined control sequence in algpseudocode?
Undefined control sequence’ for every structure (\\State, \\While, \\For, \\If). You’re loading algorithmic, but using the syntax of algpseudocode. It doesn’t make much sense using equation inside an algorithm, especially in the argument of \\If.
What causes the macro ext to be undefined?
It cannot find your ext command. The error lies probably in package iopams and should be noticed there. It seems that it does not load the ams math package (only its fonts) and thus you need to explicitly include that package as well. On a side note you should also include $ in your ext command. The macro ext is undefined.
How to format for loop-TeX-LaTeX stack?
Here’s a short example from the algorithmicx documentation (with a pseudocode for loop added):
What is the proper way to write this in latex?
What is the proper (or at least a decent way) to write this in LaTeX? I do not want to actually create a loop, I just want to print a line that will be the text of the beginning of a for-loop. I’m unsure how to do this.
Which is the de-facto program typesetting package?
Alternatively, the de-facto program typesetting package is listings. The examples, usage and language support is vast. An abundance of examples is contained within the listings documentation. To the example given by Werner above. It did not work for me until I included braces as if I’m coding.