![]() ![]() At each step, we can forget about 14 terms because from the above bounds we know they cannot possibly affect any other digits. This process is repeated until 200 digits are being printed. RoundedNumber = DecimalUtils.round(number, 3) add any possible carry to the unprinted digits from the last iteration, and print the first four digits. (number + " is rounded to: " + roundedNumber) The BigDecimal class defines all possible round modes, including ROUND_HALF_DOWN, ROUND_HALF_EVEN, etc.Īnd the following is a test program: package ĭouble roundedNumber = DecimalUtils.round(number, 2) You can enter the number of digits you want in the box, and choose whether to separate the digits with a space every 5 digits, or whether to add the count at the end of each line, or not. Here, we use the ROUND_HALF_UP which rounds up the number toward the “nearest neighbor”. Calculating Pi (Machin Formula) The following program is a javascript program which calculates pi.
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