Mohammed Ahmed

Silver Diamine Fluoride (SDF) is a topical treatment that has gained significant recognition in dentistry for its effectiveness in halting the progression of dental caries (cavities) and preventing further decay. Approved for use in various countries, SDF consists of two key components: silver, renowned for its antibacterial properties, and fluoride, which aids in remineralizing tooth enamel. This combination not only targets existing cavities but also helps to strengthen teeth, making it a valuable tool in both restorative and preventive dentistry.

Anxiety is something many of us struggle with, but our kids are prone to be affected by minor or major events that make them feel scared, alone and stressed. A big football game, a recital or losing mom and dad at the store for a few minutes are all triggers of anxiety for toddlers. So, what can parents do to help them deal with these feelings and to teach them how to react properly? Author Mohammed Ahmed has created a beautiful and fun story of a little polar bear that, together with her friend Victoria, learns how to cope with her anxiety and reduce fear. Take a sneak peek into the world of Beary and her story on how she overcame anxiety Beary the Anxious Bear is an easy and fun story of a polar bear that gets lost from her family. Although scared at first, the new friend Victoria helps her find her parents and teaches her a valuable lesson on what anxiety is, how to manage it and how to overcome these blurry feelings. Your child will feel safer and can learn their way into dealing with anxiety, making them feel safer if faced with a new situation. You now have the chance to teach your son or daughter from a very early age how not to be scared of big events and gain their independence With this book, your toddler can accept all feelings and learn how not to let them get in way. Maybe that big recital is not that scary after all

This book discusses both the theory and practical applications of self-correcting data, commonly known as error-correcting codes. The applications included demonstrate the importance of these codes in a wide range of everyday technologies, from smartphones to secure communications and transactions. Written in a readily understandable style, the book presents the authors’ twenty-five years of research organized into five parts:Part I is concerned with the theoretical performance attainable by using error correcting codes to achieve communications efficiency in digital communications systems. Part II explores the construction of error-correcting codes and explains the different families of codes and how they are designed. Techniques are described for producing the very best codes. Part III addresses the analysis of low-density parity-check (LDPC) codes, primarily to calculate their stopping sets and low-weight codeword spectrum which determines the performance of these codes. Part IV deals with decoders designed to realize optimum performance. Part V describes applications which include combined error correction and detection, public key cryptography using Goppa codes, correcting errors in passwords and watermarking. This book is a valuable resource for anyone interested in error-correcting codes and their applications, ranging from non-experts to professionals at the forefront of research in their field. This book is open access under a CC BY 4.0 license.

This book discusses both the theory and practical applications of self-correcting data, commonly known as error-correcting codes. The applications included demonstrate the importance of these codes in a wide range of everyday technologies, from smartphones to secure communications and transactions. Written in a readily understandable style, the book presents the authors’ twenty-five years of research organized into five parts:Part I is concerned with the theoretical performance attainable by using error correcting codes to achieve communications efficiency in digital communications systems. Part II explores the construction of error-correcting codes and explains the different families of codes and how they are designed. Techniques are described for producing the very best codes. Part III addresses the analysis of low-density parity-check (LDPC) codes, primarily to calculate their stopping sets and low-weight codeword spectrum which determines the performance of these codes. Part IV deals with decoders designed to realize optimum performance. Part V describes applications which include combined error correction and detection, public key cryptography using Goppa codes, correcting errors in passwords and watermarking. This book is a valuable resource for anyone interested in error-correcting codes and their applications, ranging from non-experts to professionals at the forefront of research in their field. This book is open access under a CC BY 4.0 license.