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X₁₀₃₇¶

CEVAPOINT OF X₅₅ AND X₅₆

X₁₀₃₇ is the cevapoint of X₅₅ and X₅₆.

X₁₀₃₇ (CEVAPOINT OF X₅₅ AND X₅₆) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_1037 = CEVAPOINT OF X_55 AND X_56."""

        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,
            isogonal_conjugate,
            promote_point_to_top,
        )
        from geometor.etc.render import write_center_svg


        def construct_x_01037(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_1037 = CEVAPOINT OF X_55 AND X_56 on reference triangle ABC."""
            X_497 = eval_trilinear_point(model, A, B, C, '1 - cos(B)*cos(C)', ID="X_497", classes=["center"])
            X_1037 = isogonal_conjugate(model, A, B, C, X_497, ID="X_1037", classes=["selected", "target"])
            X_55 = eval_trilinear_point(model, A, B, C, 'a*(b + c - a)', ID="X_55", classes=["center", "incident"])
            X_77 = eval_trilinear_point(model, A, B, C, '1/(1 + sec(A))', ID="X_77", classes=["center", "incident"])
            central_line(model, X_55, X_77, 55, 77, incident=True)
            X_56 = eval_trilinear_point(model, A, B, C, 'a/(b + c - a)', ID="X_56", classes=["center", "incident"])
            X_78 = eval_trilinear_point(model, A, B, C, '1/(1 - sec(A))', ID="X_78", classes=["center", "incident"])
            central_line(model, X_56, X_78, 56, 78, incident=True)
            X_29 = eval_trilinear_point(model, A, B, C, '(sec(A))/(cos(B) + cos(C))', ID="X_29", classes=["center", "incident"])
            X_388 = eval_trilinear_point(model, A, B, C, 'b*c*(a**(2) + (b + c)**(2))/(b + c - a)', ID="X_388", classes=["center", "incident"])
            central_line(model, X_29, X_388, 29, 388, incident=True)
            return promote_point_to_top(model, X_1037)


        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_1037 on the given reference triangle."""
            model = create_model('X_1037 = CEVAPOINT OF X_55 AND X_56')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_01037(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-01037.json"))
            write_center_svg(
                model_acute,
                here / "x-01037.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X1037¶

X₁₀₃₇¶