The Institute of Mathematics & Its Applications (IMA) exists to support the advancement of mathematical knowledge and its applications and to promote and enhance mathematical culture in the United Kingdom and elsewhere, for the public good.

It is the professional and learned society for qualified and practising mathematicians, with a membership of over 5,000 comprising of mathematicians from all sectors, as well as those with an interest in mathematics.

In 1990 the Institute was incorporated by Royal Charter and was subsequently granted the right to award Chartered Mathematician status.