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X₂₇₀₇¶

SR(X₉₈, X₁₀₈)

X₂₇₀₇ = reflection of X₂₇₁₄ in X₃

X₂₇₀₇ (SR(X₉₈, X₁₀₈)) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_2707 = SR(X_98, X_108)."""

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


        def construct_x_02707(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_2707 = SR(X_98, X_108) on reference triangle ABC."""
            X_107 = eval_trilinear_point(model, A, B, C, '1/(cos(A)*(sin(2*B) - sin(2*C)))', ID="X_107", classes=["center"])
            X_425 = eval_barycentric_point(model, A, B, C, '(a + b) * (a + c) * (a**(2) + b**(2) - c**(2)) * (a**(2) - b**(2) + c**(2)) * (a**(6) - a**(5)*b - a**(4)*b**(2) + a**(3)*b**(3) - a**(5)*c + a**(4)*b*c + a**(3)*b**(2)*c - b**(5)*c - a**(4)*c**(2) + a**(3)*b*c**(2) + 2*a**(2)*b**(2)*c**(2) - 2*a*b**(3)*c**(2) + a**(3)*c**(3) - 2*a*b**(2)*c**(3) + 2*b**(3)*c**(3) - b*c**(5))', ID="X_425", classes=["center"])
            X_98 = eval_trilinear_point(model, A, B, C, 'sec(A +  omega  )', ID="X_98", classes=["center"])
            X_521 = eval_trilinear_point(model, A, B, C, '(sec(B) - sec(C))*(csc(A))', ID="X_521", classes=["center"])
            central_line(model, X_107, X_425, 107, 425)
            central_line(model, X_98, X_521, 98, 521)
            X_2707 = intersect_lines(model, X_107, X_425, X_98, X_521, ID="X_2707", classes=["selected", "target"])
            X_108 = eval_trilinear_point(model, A, B, C, 'a/(sec(B) - sec(C))', ID="X_108", classes=["center", "incident"])
            X_511 = eval_trilinear_point(model, A, B, C, 'cos(A +  omega  )', ID="X_511", classes=["center", "incident"])
            central_line(model, X_108, X_511, 108, 511, incident=True)
            return promote_point_to_top(model, X_2707)


        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_2707 on the given reference triangle."""
            model = create_model('X_2707 = SR(X_98, X_108)')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_02707(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-02707.json"))
            write_center_svg(
                model_acute,
                here / "x-02707.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X2707¶

X₂₇₀₇¶