Psoriasis is a skin disease that causes red, scaly skin that may feel painful, swollen, or hot. Learn more about the types and what causes psoriasis.
What is psoriasis? Psoriasis is a chronic autoimmune and inflammatory disease of the skin. It is characterized by patches or plaques that are typically red, rounded, and covered by white or silvery scales. Because of its systemic nature, additional symptoms may vary in presentation and severity.
La psoriasis es una enfermedad de la piel que provoca que ciertas áreas de esta se enrojezcan y se vuelvan escamosas, pudiendo estar adoloridas, hinchadas o calientes. Aprenda más sobre los diferentes tipos de psoriasis y sus causas.
Coal tar topical can be used in medicated shampoo, soap and ointment, as a treatment for dandruff and psoriasis, as well as being used to kill and repel head lice.
Psoriatic arthritis can occur in those who have psoriasis often causing joint pain & swelling. Learn about the symptoms & treatment for psoriatic arthritis.
According to Jeff Miller's Earliest Known Uses of Some of the Words of Mathematics, the term kernel was first used in this meaning by Pontryagin (in translation by Lehmer) in the slightly broader context of group homomorphisms. It doesn't say why Pontryagin or Lehmer chose that particular word though.
matrices - Word origin / meaning of 'kernel' in linear algebra ...
78 A semicolon is used to separate variables from parameters. Quite often, the terms variables and parameters are used interchangeably, but with a semicolon the meaning is that we are defining a function of the parameters that returns a function of the variables.