# record 1: header: parent, keywords
# record 2: calling parameters
# record 3: submit buttons
# record 4: html form content

:algebra, arithmetic, real numbers, reals,
rational approximation, fractional approximation, approximation by a fraction,
approximation by a rational, rational, rational number

:operation, rational approximation
precision, 100
datatype, arithmetic

:, Find the Approximation

:
$submit1
of the real number
<input type="text" name="formula" size="30" maxlength="100" value="pi^2">
by a rational number with denominator at most
<input type="text" name="range" size="6" maxlength="20" value="1000">
