Both are grammatically correct; however, my first impulse is to go with "Quote of the Day" rather than with "Quote for the Day." You usually see "Quote of the Day" in publications. However, there is no obvious difference and meaning, and you could use both interchangeably.
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.
Kannada (Kannada: [ˈkənːəɖa] ⓘ) [4] is a Dravidian language spoken predominantly in the state of Karnataka in southwestern India, and spoken by a minority of the population in all neighbouring states. It has 44 million native speakers, and is additionally a second or third language for 15 million speakers in Karnataka. [1] It is the official and administrative language of Karnataka. [5 ...
The Kannada language is a member of the Dravidian language family and the official language of the state of Karnataka in southern India. Kannada is also spoken in the states that border Karnataka.
Kannada (ಕನ್ನಡ) Kannada is a Southern Dravidian language spoken mainly in the state of Karnataka in the southwest of India. There are also Kannada speakers in the Indian states of Andhra Pradesh, Maharashtra, Tamil Nadu, Telangana, Goa and Kerala, and in the USA, Singapore, Australia, New Zealand and Canada.