Sentence examples for elementary notations and definitions from inspiring English sources

However, for concision, we omit the introduction of those elementary notations and definitions, which can be found in [11, 12, 33] and references therein.

We now review notations and definitions needed.

First, we recall some notations and definitions.

Section 2 contains notations and definitions.

Now we introduce some notations and definitions.

First, we give preliminaries, notations and definitions.

2, some notations and definitions are introduced.

First, we give some notations and definitions.

We first need some notations and definitions.

We start with some notations and definitions.

Thus, we give some notations and definitions.