Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

each of set of values of parameter for which differential equation has non-zero solution eigenfunction under given conditions. Any number such that a given square matrix minus that number times the identity matrix has a zero determinant.

characterized by absence of distinguishing features. no. word or statement expressing denial. refuse to accept.

A thing or issue that people do not agree about. alter coat of arms.

equal. Thing like another in quality, quantity or degree.

existing or occurring before in time or order.

for what reason. Cause/intention underlying an action or situation.

vector which when operated on by given operator gives scalar multiple of itself.

Collection of qualities that makes a person.

place or type of surroundings where something is positioned or where event takes place. (Of the sun) to go lower than the horizon.

Number by which another number is multiplied. numerical or constant quantity placed before and multiplying variable in algebraic expression.

To establish the facts about; discover.

In reference to. To have similarity or equality with something.

find answer to, explanation for, or means of effectively dealing with.

statement that two values are equal. Mathematical statements showing things to be equal.