Engineering reference for Indian students

Operations & supply chain

Lean & Six Sigma

5 self-contained study topics — notes, diagrams, formulas, and worked examples for exams and GATE.

Topics

Lean Waste Elimination
Lean waste elimination removes non-value activities to improve flow, quality, and customer response.
Value Stream Mapping
Value stream mapping visualizes material and information flow to design a better future state.
DMAIC Framework
DMAIC is a structured Six Sigma roadmap for data-driven process improvement projects.
Root Cause Tools
Root-cause tools identify and validate underlying causes so fixes prevent recurrence.
Statistical Process Improvement
Statistical process improvement uses data tests to confirm real improvements before scale-up.