4 SCC 118]1978 Indlaw SC 294,this Court held: "Thus,on a careful consideration and elucidation of the various authorities and the case law on the subject discussed above,the following propositions emerge: 1.There can be no copyright in an idea,subject-matter,themes,plots or historical or legendary facts and violation of the copyright in such cases is confined to the form,manner and arrangement and expression of the idea by the author of the copyrighted work