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X₃₆₅₄¶

X₁-EXTRAVERSION OF {X₁, X₂, X₃}

X₃₆₅₄ (X₁-EXTRAVERSION OF {X₁, X₂, X₃}) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_3654 = X_1-EXTRAVERSION OF {X_1, X_2, X_3}."""

        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_barycentric_point,
            eval_trilinear_point,
            nagel_point_of,
            promote_point_to_top,
            spieker_center_of,
        )
        from geometor.etc.render import write_center_svg


        def construct_x_03654(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_3654 = X_1-EXTRAVERSION OF {X_1, X_2, X_3} on reference triangle ABC."""
            X_3654 = eval_barycentric_point(model, A, B, C, 'a**(4)+3*(b+c)*a**(3)-2*(b**(2)+3*b*c+c**(2))*a**(2)-3*(b**(2)-c**(2)) * (b-c)*a+(b**(2)-c**(2))**(2)', ID="X_3654", classes=["selected", "target"])
            X_30 = eval_trilinear_point(model, A, B, C, 'cos(A) - 2*cos(B)*cos(C)', ID="X_30", classes=["center", "incident"])
            X_40 = eval_trilinear_point(model, A, B, C, 'cos(B) + cos(C) - cos(A) - 1', ID="X_40", classes=["center", "incident"])
            central_line(model, X_30, X_40, 30, 40, incident=True)
            X_8 = nagel_point_of(model, A, B, C, ID="X_8", classes=["center", "incident"])
            X_376 = eval_trilinear_point(model, A, B, C, '5*cos(A) - cos(B - C)', ID="X_376", classes=["center", "incident"])
            central_line(model, X_8, X_376, 8, 376, incident=True)
            X_10 = spieker_center_of(model, A, B, C, ID="X_10", classes=["center", "incident"])
            X_381 = eval_trilinear_point(model, A, B, C, '2*cos(B - C) - cos(A)', ID="X_381", classes=["center", "incident"])
            central_line(model, X_10, X_381, 10, 381, incident=True)
            return promote_point_to_top(model, X_3654)


        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_3654 on the given reference triangle."""
            model = create_model('X_3654 = X_1-EXTRAVERSION OF {X_1, X_2, X_3}')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_03654(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-03654.json"))
            write_center_svg(
                model_acute,
                here / "x-03654.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X3654¶

X₃₆₅₄¶