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# record 1: header: parent, keywords
# record 2: calling parameters
# record 3: submit buttons
# record 4: html form content
:geometry, analytic geometry
line, line equation, equation of line, line through 2 points,
equation of line through 2 points
:precision, 12
operation, line through 2 points
size, 600x480
picturesize,320x240
option, implicit explicit parametric plot
:, Find the equation
:
$submit1
of the line through two points
<input type="text" size="40" name="formula" value="(5,-1), (-4,3)">