Rank and codimension: Difference between revisions

Cmloegcmluin (talk | contribs)
add definition for dimensionality, in a new section covering the rank-nullity theorem
Cmloegcmluin (talk | contribs)
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* Rank is the dimension of the image (or range).  
* Rank is the dimension of the image (or range).  
* Nullity is the dimension of the null-space (or kernel).
* Nullity is the dimension of the null-space (or kernel).
* Dimensionality is the dimension of the domain. It is a bit confusing that, unlike the other two, "dimensionality" actually contains the word "dimension".
* Dimensionality is the dimension of the (sub)group (or domain). It is a bit confusing that, unlike the other two, "dimensionality" actually contains the word "dimension".


Collectively we could refer to these as a temperament's '''dimensions'''.  
Collectively we could refer to these as a temperament's '''dimensions'''.