Description: Infix is a mathematical and logical notation in which operators are placed between operands. This form of expression is common in arithmetic and programming, as it resembles the way humans typically write and understand mathematical operations. For example, in the expression ‘3 + 4’, the operator ‘+’ is positioned between the operands ‘3’ and ‘4’. This notation contrasts with other forms, such as prefix notation (where the operator precedes the operands) and postfix notation (where the operator follows the operands). Infix notation is particularly relevant in various programming languages, where the use of operators is allowed in an intuitive and readable manner. Additionally, its use extends to databases and the manipulation of mathematical expressions, facilitating the understanding and implementation of complex algorithms. The clarity provided by infix notation makes it a valuable tool for both programmers and mathematicians, allowing for more effective communication of the ideas and operations they wish to perform.