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X₆₃₀¶

COMPLEMENT OF X₁₈

X₆₃₀ (COMPLEMENT OF X₁₈) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_630 = COMPLEMENT OF X_18."""

        from __future__ import annotations

        from pathlib import Path

        import sympy.geometry as spg
        from geometor.model import Model

        from geometor.etc.ops import (
            central_line,
            centroid_of,
            construct_baseline_triangle,
            create_model,
            eval_trilinear_point,
            midpoint,
            nine_point_center_of,
            point_from_barycentrics,
            promote_point_to_top,
        )
        from geometor.etc.render import write_center_svg


        def construct_x_00630(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_630 = COMPLEMENT OF X_18 on reference triangle ABC."""
            X_18 = eval_trilinear_point(model, A, B, C, 'csc(A -  pi  /6)', ID="X_18", classes=["center"])
            X_628 = point_from_barycentrics(model, A, B, C, 0.057011511, 0.38206086, 0.56092763, ID="X_628", classes=["center"])
            X_630 = midpoint(model, X_18, X_628, ID="X_630", classes=["selected", "target"], guide=False)
            X_2 = centroid_of(model, A, B, C, ID="X_2", classes=["center", "incident"])
            central_line(model, X_2, X_18, 2, 18, incident=True)
            X_62 = eval_trilinear_point(model, A, B, C, 'sin(A -  pi  /6)', ID="X_62", classes=["center", "incident"])
            X_303 = eval_trilinear_point(model, A, B, C, '(csc(A))**(2)*sin(A -  pi  /6)', ID="X_303", classes=["center", "incident"])
            central_line(model, X_62, X_303, 62, 303, incident=True)
            X_5 = nine_point_center_of(model, A, B, C, ID="X_5", classes=["center", "incident"])
            X_619 = point_from_barycentrics(model, A, B, C, 0.419776, -0.015055849, 0.59527985, ID="X_619", classes=["center", "incident"])
            central_line(model, X_5, X_619, 5, 619, incident=True)
            return promote_point_to_top(model, X_630)


        def build_model(
            sides: tuple[float, float, float] = (5.0, 6.0, 7.0),
            show_guides: bool = False,
        ) -> Model:
            """Build a `geometor.model.Model` for X_630 on the given reference triangle."""
            model = create_model('X_630 = COMPLEMENT OF X_18')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_00630(model, A, B, C)
            return model


        if __name__ == "__main__":
            here = Path(__file__).resolve().parent
            model_acute = build_model((5.0, 6.0, 7.0))
            model_acute.save(str(here / "x-00630.json"))
            write_center_svg(
                model_acute,
                here / "x-00630.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X630¶

X₆₃₀¶