Strongly Prime Radicals and S-primary Ideals in Posets -- Association Schemes over Some Finite Group Rings -- Rings whose nonunits are multiple of unit and strongly nilpotent element -- Improved Lower Bounds on Second Order Nonlinearities of Cubic Boolean Functions -- Ces`aro-Riesz Product Summability φ − |C1R; δ|q Factor for an Infinite Series.

This book comprises select papers from the 10th International Conference on Manufacturing Engineering and Processes 2021. The contents of this volume focus on recent technological advances in the field of manufacturing engineering and processes including computer-aided design and manufacturing, environmentally sustainable manufacturing processes, composite materials manufacturing, and nanomaterials and nanomanufacturing. The contents cover latest advances especially in 3D printing and additive manufacturing techniques and processes for sustainable materials including ceramic and polymer-matrix composite where there is paucity of good papers in the literature. This book proves a valuable resource for those in academia and industry.