For representing several real problems, we used to use the concepts of sets and functions in twentieth century. This way of representing problems is more rigid. In many circumstances the solutions using these concepts becomes meaningless. To overcome such type difficulties, at present fuzzy concept is used and tried to apply at every corner of science, technology, social science, etc. Almost all Mathematical, Engineering, Medicine, etc. concepts have been redefined using fuzzy sets. This leads us to make this book. In this monograph, we have tried to explore different type of fixed point...