When does a semiring become a residuated lattice?

Residuated Skew Lattice with a Operation

In this paper, we define hedge operation on a residuated skew lattice and investigate some its properties. We get relationships between some special sets as dense, nilpotent, idempotent, regular elements sets and their hedges.  By examples, we show that hedge of a dense element is not a dense and hedge of a regular element is not a regular. Also hedge of a nilpotent element is a nilpotent and h...

When does depression become a mental disorder?

How can we differentiate a depressive disorder from 'normal' sadness? This editorial summarises three approaches: the first emphasises the context in which depressive symptoms occur; the second postulates a qualitative difference between the two conditions; and the third argues that the distinction should be based on pragmatic grounds.

When does malnutrition become a risk?

Malnutrition has been defined as a deficiency of energy, protein or other types of nutrients, which produces alterations in body function, is associated with worse outcome from illness and is reversible by nutritional support [1]. Global malnutrition generally results from simple starvation or stress starvation and has to be distinguished from deficiency of one micronutrient or vitamin [2]. Sta...

When does conscientiousness become perfectionism ?

Gordon L. Flett, PhD Canada Research Chair in Personality and Health York University Toronto Mr. C is a 50-year-old professional writer who recently made a serious suicide attempt. At his initial session, Mr. C was hesitant to discuss his situation and reason for attending. He did, however, bring a copy of his résumé so the therapist could “get to know him quickly.” He said he had been depresse...

When Does Influence Become Undue?