All modules for which code is available

• xsect.calc.angle
• xsect.calc.boundary
• xsect.calc.cross_section
• xsect.calc.cruciform
• xsect.calc.double_angle
• xsect.calc.i_beam
• xsect.calc.multi
• xsect.calc.polygon
• xsect.calc.round
• xsect.calc.t_beam
• xsect.data.query_db