👉 Nonsusceptibility in mathematics refers to a property or characteristic that makes an object unresponsive, unable to do something. For example, if you try to add two numbers together, and one of the numbers is 0, then this situation will be considered as nonsusceptible because it cannot perform addition. In mathematical terms, it means that when we are trying to add two numbers together, if one number is 0, then the other number must also be 0 for the operation