ZuoTi.Pro
Question

Hi, I need help with part A. Please show all the work, thanks.

Decidability 1. Which of the following problems is decidable? Why? a) Given a TM M and a stringy, does M ever write the symbol # on its tape on input y? b) Given a context free grammar G over (a, b), does G generate all the strings of the anguage fa, b* of length s 381? c) Given a context free grammar G over (a, b), does G generate all the strings of the language (a, b* of length greater than 381? d) Given a TM M, are there infinitely many TMs M accepting the same enumerable set A L(M)?

engineering   Computer-Science   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Given a Tavíng Machinu H and a strng y, otS M eves une-che. Symbol #on its tape on input es,勤tuing Machine the-pad also vebened to as the output tape hzad can move lebt and ight directions ()s°, the tape symbot mau Cn wre moe han once #ki, Cantoiten as tape on Trpuky. Gena Contect -fr Gamma 61oveT V«,bi the language does G genonale {a,b},oh the Strings o tength S381? Cant generake aod length o string eteepb so, the lengtん 381 is not Possible but less -than 3sb with eve,n length strings ase pomibleノlike .,256, 26,C4, 32,16,8,4,マ,リ。

0 0
Add a comment
Know the answer?
Add Answer to:
Hi, I need help with part A. Please show all the work, thanks. Decidability 1. Which...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • Automata and Computability Problems Please check my work. Make necessary edits/corrections to my work. Please add...

    Automata and Computability Problems Please check my work. Make necessary edits/corrections to my work. Please add more detail to number 2 for better understanding :) 1. Give a context-free grammar (CFG) for each of the following languages over the alphabet = (a, b): (a) All nonempty strings that start and end with the same symbol. 2. Answer each part for the following context-free grammar. I. II. III. IV. V. R> XRXS S -ать | bТа T → XTX | X...

  • If L1 and L2 are Regular Languages, then L1  ∪ L2  is a CFL. Group of answer choices...

    If L1 and L2 are Regular Languages, then L1  ∪ L2  is a CFL. Group of answer choices True False Flag this Question Question 61 pts If L1 and L2 are CFLs, then L1  ∩ L2 and L1 ∪ L2 are CFLs. Group of answer choices True False Flag this Question Question 71 pts The regular expression ((ac*)a*)* = ((aa*)c*)*. Group of answer choices True False Flag this Question Question 81 pts Some context free languages are regular. Group of answer choices True...

  • hi i need help worh this problem. can you show your work in excel please File...

    hi i need help worh this problem. can you show your work in excel please File Home Insert Formulas Data Review View Help Open in Desh brovs Calibri V 11 V B A1 fx I 1 A B С D E F G H 14. Present Values. What is the present value of the following cash-flow stream if the interest rate is 6%? (LO5-2) 2 3 Year 4 5 Cash Flow $200 400 300 2 3 dar 6 7 8...

  • Please help me on this problem. Please show all work as I am confused on what...

    Please help me on this problem. Please show all work as I am confused on what to do. I will give a thumbs up if its correct and explained well. Thank you. Fluid Fluid Properies at T_Film Density Specific Heat Dynamic Viscosity Conductivity 20 (Too + Ts)/2 rho cp dy_visc k Water 350 995.80 4178.5 8.55E-03 6.13E-01 - 10.00 Free Stream Velocity Free Stream Temperature Plate Surface Temperature Uoo Тоо 20 TS 130 Plate Length Plate Width w 0.5 Water...

  • Can I please het some help on this question? Write clearly and show your work for...

    Can I please het some help on this question? Write clearly and show your work for all problems. Not all problems will be graded in detail 1) You've been hired by Fender Musical Instruments Corporations to put your physics knowledge to work Unfortunately their previous physics employee lost all their records, so you need to do everything from scratch. Background you will need: When you play a guitar string, the musical note you hear is primarily caused by the string...

  • I only need help with (e) and (f). Thanks! Please show work by hand 1. A...

    I only need help with (e) and (f). Thanks! Please show work by hand 1. A study was conducted to explore the effects of ethanol on sleep time. Fifteen rats were randomized to one of three treatments. Treatment 1 got only water (control). Treatment 2 got lg of ethanol per kg of body weight, and treatment 3 got 2g/kg of ethanol. The amount of REM sleep in a 24hr period was recorded, in minutes. Data are below: Treatment 1: 63,...

  • Hello, I need help on the last part of this question, please do show work. Thanks...

    Hello, I need help on the last part of this question, please do show work. Thanks so much! Product Pricing using the Cost-Plus Approach Methods; Differential Analysis for Accepting Additional Business Crystal Displays Inc. recently began production of a new product, flat panel displays, which required the investment of $1,500,000 assets. The costs of producing and selling 5,000 units of flat panel displays are estimated as follows: Variable costs per unit: Fixed costs: Direct materials $120 Factory overhead $250,000 Direct...

  • Please help with 1-10 and please show all work thanks. Show all of your work neatly,...

    Please help with 1-10 and please show all work thanks. Show all of your work neatly, and express solutions as exact answers unless otherwise requested. No credit will be given to solutions that have no work shown! BOX or CIRCLE your final answer. 1. Sketch a graph and shade the area of the region bounded by the following equations. Set up an integral that would give this area. 2x + y2 = 6 and y=x+1 2. Sketch a graph and...

  • please show all your work! thanks A capillary tube with a radius of mm is inserted...

    please show all your work! thanks A capillary tube with a radius of mm is inserted vertically into a container of water. As shown in the picture at right, water wets the inner wall of the capillary with a contact angle of 0°. The surface tension force, Fst, (or capillary force in this context) draws water up the tube until the meniscus reaches a level of hw above the water level in the container. You may assume that surface tension...

  • Please show all your work. Thanks for your help! 1) Write an equation of the form...

    Please show all your work. Thanks for your help! 1) Write an equation of the form g(x) -A sin(ax + φ) + B for the function shown below: 1 and that π π, find exact values for cos θ and sin(20) θ Given that sin θ 2)

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT