Welcome to this introductory tutorial on wavelet transforms. The wavelet transform is a. relatively new concept (about 10 years old), but yet there are quite a few articles and books. written on them. However, most of these books and articles are written by math people, for the. other math people; still most of the math people don't know what the other math people are.
Report Abuse. The credit card expires at the end of the month. The credit card company sends you a new card when the expiration date is one month away. Don't worry you will receive it soon. If you are not sure, call and ask them. Source(s): Experience from last summer.
When the expiration date passes, the card is no longer valid. Credit cards do not automatically renew. Your credit card issuer will send you a new card, but you must accept and activate the card before you can use it. Although it might not seem necessary for a piece of plastic to have an expiration date, there are several key reasons credit cards have expiration dates.