### (Matrix and Scalar Modes, Kinds of Declarations): Mention square

matrix mode.
parent 16d66184
 ... ... @@ -12817,7 +12817,9 @@ If you press @kbd{m v} with a numeric prefix argument @var{n}, you get a special dimensioned'' Matrix mode in which matrices of unknown size are assumed to be @var{n}x@var{n} square matrices. Then, the function call @samp{idn(1)} will expand into an actual matrix rather than representing a generic'' matrix. matrix rather than representing a generic'' matrix. Simply typing @kbd{C-u m v} will get you a square Matrix mode, in which matrices of unknown size are assumed to be square matrices of unspecified size. @cindex Declaring scalar variables Of course these modes are approximations to the true state of ... ... @@ -13205,6 +13207,8 @@ The value is not a vector. The value is a vector. @item matrix The value is a matrix (a rectangular vector of vectors). @item sqmatrix The value is a square matrix. @end table These type symbols can be combined with the other type symbols ... ... @@ -15978,7 +15982,8 @@ Command is @kbd{m p}. @item Matrix/Scalar mode. Default value is @mathit{-1}. Value is 0 for Scalar mode, @mathit{-2} for Matrix mode, or @var{N} for mode, @mathit{-2} for Matrix mode, @mathit{-3} for square Matrix mode, or @var{N} for @texline @math{N\times N} @infoline @var{N}x@var{N} Matrix mode. Command is @kbd{m v}. ... ... @@ -16056,7 +16061,10 @@ Symbolic mode (@kbd{m s}; @pxref{Symbolic Mode}). Matrix mode (@kbd{m v}; @pxref{Matrix Mode}). @item Matrix@var{n} Dimensioned Matrix mode (@kbd{C-u @var{n} m v}). Dimensioned Matrix mode (@kbd{C-u @var{n} m v}; @pxref{Matrix Mode}). @item SqMatrix Square Matrix mode (@kbd{C-u m v}; @pxref{Matrix Mode}). @item Scalar Scalar mode (@kbd{m v}; @pxref{Matrix Mode}).
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