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1. Given the following grammar S à 0A0 | 1B1 | BB; A à C; B à S | A; C à S | ε, (a) (Derivation) Given a left-most and right-most derivation of a string 01001110 (b) (Parse tree) Draw the parse tree from step (a)
2. (Language to PDA) Design a PDA whose language is {ambncpdq | m + n = p + q}.
3. (a) (Language to CFG, closure property) Construct CFG for the following language L = {bi a2i | i >= 0} (b) (CFG to PDA) Design a PDA for the above grammar using a transition diagram and specifying the start/accept state(s), start symbol on the stack. (c) (PDA computation) Show the stack content, state of the PDA in each step given an input string baa
4. (Pumping lemma) Use pumping lemma to show that the following language is not context free {0i1j | i is not a multiple of j}
5. Show that the language L = {aibj |i ≠ j) is context free.
CAPP for Forming Processes Sheet metal parts are produced from flat sheets on presses using special metal forming dies. Process planning for sheet metal parts involves complex
prove that the weight of a body at an elevation of h from sea level is expressd by the equation
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IF ONE SOLID PHASE SPLITS INTO TWO SOLID PHASES ON HEATING THE REACTION IS CALLED
Choose either a plastic, composite, titanium alloy or aluminium alloy for the applications below and briefly explain your choice. In explaining your choice, relate the properties t
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Find out the mechanical advantage of the machines: A lifting machine may lift 800 N by the application of 100 N. Distance moved by the effort is 100 cm. At the same time load
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