Estimated value of the mathematical constant e using Java

<div dir="ltr" style="text-align: left;" trbidi="on"> <span style="font-size: large;">Q: 4 (b)     Write an application that estimates the value of the mathematical constant <i>e</i> by using the formula </span><br /> <div class="MsoNormal" style="margin-left: .75in; tab-stops: 27.0pt .75in; text-align: justify; text-indent: -.75in;"> <span style="font-size: 11.0pt;"><span style="font-size: large;">                  </span><span style="mso-text-raise: -12.0pt; position: relative; top: 12.0pt;"><span style="font-size: large;">e = 1+ (1/1!) + (1/2!) + (1/3!) . . .</span></span></span></div> <div class="MsoNormal" style="margin-left: .75in; tab-stops: 27.0pt .75in; text-align: justify; text-indent: -.75in;"> <br /></div> <div class="MsoNormal" style="margin-left: .75in; tab-stops: 27.0pt .75in; text-align: justify; text-indent: -.75in;"> <span style="font-size: 11.0pt;"><span style="mso-text-raise: -12.0pt; position: relative; top: 12.0pt;"><span style="font-size: large;">////////////////////////////////////////////////////////////////////////////////////////////// </span></span></span></div> <div class="MsoNormal" style="margin-left: .75in; tab-stops: 27.0pt .75in; text-align: justify; text-indent: -.75in;"> <span style="font-size: 11.0pt;"><span style="mso-text-raise: -12.0pt; position: relative; top: 12.0pt;"><span style="font-size: large;"> </span><br />public class euler {<br />    public static void main(String args[])<br />    {<br />        double e = 1;<br />        <br />        for(int x = 1; x < 18; x++)<br />            e = e + 1/(double)fictorial(x);<br />        System.out.println("e: "+ e);<br />        <br />    }<br /><br /><br />    <br />    public static double fictorial(int n)<br />    {<br />        int x;<br />    if(n < 1)<br />    {<br />        return 0;<br />    }<br />    else<br />    {<br />        if(n == 1)<br />        {<br />            return 1;<br />        }<br />        else if(n > 1)<br />        {<br />            return n*fictorial(n-1);<br />        }<br />    }<br />        return 0;<br />    }<br />}</span></span></div> </div>

Estimated value of the mathematical constant e using Java

Q: 4 (b)     Write an application that estimates the value of the mathematical constant e by using the formula                   e = 1+...

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Finding Factorial of a number Program. Java

<div dir="ltr" style="text-align: left;" trbidi="on"> <span style="font-size: large;">Q: 4(a) Write an application that reads a nonnegative integer from an input dialog and computes and prints its factorial.</span><br /> <br /> <span style="font-size: large;">import java.util.Scanner;<br /><br />public class fact {<br /><br />    public static void main(String args[])<br />    {<br />        Scanner input = new Scanner(System.in);<br />        System.out.print("Enter the number to find Fictorial: ");<br />        int num = input.nextInt();<br />        if(num < 0 )<br />            System.out.println("Negative values not allowed, Enter value greater than 0");<br />        else<br />            System.out.println("Answer: "+factorial(num));<br />        <br />    }<br /><br />    public static long factorial(int n)<br />    {<br />        int x;<br />        <br />    if(n == 0)<br />    {<br />        return 0;<br />    }<br />    else<br />    {<br />        if(n == 1)<br />        {<br />            return 1;<br />        }<br />        else if(n > 1)<br />        {<br />            return n*factorial(n-1);<br />        }<br />    }<br />        return 0;<br />    }<br />    <br />}</span></div>

Finding Factorial of a number Program. Java

Q: 4(a) Write an application that reads a nonnegative integer from an input dialog and computes and prints its factorial. import java.uti...

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