1. ( Diagrams showing the prognostics of the four fixed and seven movable karanas are given .

2. ( Quotation from Varahamihira ' s Samhita regarding different kinds of comets , their prognostics , etc . are given .

3. Prognostics - General guidelines" (2004) ISO 20958:2013 Condition monitoring and diagnostics of machine systems -- Electrical signature analysis of three-phase induction motors