[[ملف:ECClines-3.svg_left_thumb_300px_مثالان لمنحنى إهليلجي, i.e., a curveof genus 1 having at least one rational point.
)[[Image:ECClines-3.svg_right_thumb_300px_Two examples of an elliptic curve, i.e., a curveof genus 1 having at least one rational point.