Still, a highly irregular period is usually a sign that something else isn't right in your body.. Take note of these 10 things that could be messing with your menstrual cycle, and see your doc if anything seems too far off. 1 of 12. View as one page.
immutable - not subject or susceptible to change or variation in form or quality or nature; the view of that time was that all species were immutable, created by God
Immutable arrays. The first interface provided by the new array library, is defined by the typeclass IArray (which stands for immutable array and defined in the module Data.Array.IArray) and defines the same operations that were defined for Array in Haskell '98.