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The author surveys theories of social change and underlines the key role of production techniques together with climatic conditions in shaping ancient social formations. Several questions are raised: What was the extent of cattle pastoralism in early Vedic times and how was it linked with tribalism... More

This revised edition elucidates the key concepts and methods of operations research. It aims to supplement textbooks on Operations Research (OR) and upgrade student’s knowledge and skills in the subject. Salient features • Updated and suffused with numerous and varied solved examples to provide ... More

Quantitative Techniques for Managerial Decisions is an introductory text for both undergraduate and postgraduate courses on Quantitative Methods, Operations Research, Management, Science and similar courses. This book helps an understanding of model building, solution procedures and analysis of resu... More

The topics covered in this book have been chosen keeping in view the knowledge required to understand the functioning of the digital computer because many of its properties can be understood and interpreted within the framework of finite mathematical systems. This book provides a compact yet rigorou... More