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X₆₀₆¶

INTERSECTION OF LINES X₃₇₁X_601 AND X₃₇₂X_602

X₆₀₆ = isogonal conjugate of isotomic conjugate of X₃₀₈₄

X₆₀₆ (INTERSECTION OF LINES X₃₇₁X_601 AND X₃₇₂X_602) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_606 = INTERSECTION OF LINES X_371X_601 AND X_372X_602."""

        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,
            construct_baseline_triangle,
            create_model,
            eval_trilinear_point,
            promote_point_to_top,
            symmedian_point_of,
        )
        from geometor.etc.render import write_center_svg


        def construct_x_00606(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_606 = INTERSECTION OF LINES X_371X_601 AND X_372X_602 on reference triangle ABC."""
            X_606 = eval_trilinear_point(model, A, B, C, 'a*(1 - sin(A))', ID="X_606", classes=["selected", "target"])
            X_6 = symmedian_point_of(model, A, B, C, ID="X_6", classes=["center", "incident"])
            X_31 = eval_trilinear_point(model, A, B, C, 'a**(2)', ID="X_31", classes=["center", "incident"])
            central_line(model, X_6, X_31, 6, 31, incident=True)
            X_371 = eval_trilinear_point(model, A, B, C, 'cos(A -  pi  /4)', ID="X_371", classes=["center", "incident"])
            X_601 = eval_trilinear_point(model, A, B, C, '(sin(A))**(2) + cos(A)', ID="X_601", classes=["center", "incident"])
            central_line(model, X_371, X_601, 371, 601, incident=True)
            X_372 = eval_trilinear_point(model, A, B, C, 'cos(A +  pi  /4)', ID="X_372", classes=["center", "incident"])
            X_602 = eval_trilinear_point(model, A, B, C, '(sin(A))**(2) - cos(A)', ID="X_602", classes=["center", "incident"])
            central_line(model, X_372, X_602, 372, 602, incident=True)
            return promote_point_to_top(model, X_606)


        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_606 on the given reference triangle."""
            model = create_model('X_606 = INTERSECTION OF LINES X_371X_601 AND X_372X_602')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_00606(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-00606.json"))
            write_center_svg(
                model_acute,
                here / "x-00606.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X606¶

X₆₀₆¶