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X₂₄₈₈¶

RADICAL CENTER OF {CIRCUMCIRCLE, INCIRCLE, BROCARD}

X₂₄₈₈ = reflection of X₂₄₉₅ in X₂₄₉₄

X₂₄₈₈ (RADICAL CENTER OF {CIRCUMCIRCLE, INCIRCLE, BROCARD}) constructed on acute reference triangle \((a, b, c) = (5, 6, 7)\) with unit baseline AB = \(1\).¶

"""GEOMETOR construction model for X_2488 = RADICAL CENTER OF {CIRCUMCIRCLE, INCIRCLE, BROCARD}."""

        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,
        )
        from geometor.etc.render import write_center_svg


        def construct_x_02488(
            model: Model, A: spg.Point, B: spg.Point, C: spg.Point
        ) -> spg.Point:
            """Construct X_2488 = RADICAL CENTER OF {CIRCUMCIRCLE, INCIRCLE, BROCARD} on reference triangle ABC."""
            X_2488 = eval_trilinear_point(model, A, B, C, '(a*(b + c - a)*(b - c)*((b - c)**(2) - a*b - a*c))', ID="X_2488", classes=["selected", "target"])
            X_187 = eval_trilinear_point(model, A, B, C, 'a*(2*a**(2) - b**(2) - c**(2))', ID="X_187", classes=["center", "incident"])
            X_237 = eval_trilinear_point(model, A, B, C, 'a**(2)*cos(A +  omega  )', ID="X_237", classes=["center", "incident"])
            central_line(model, X_187, X_237, 187, 237, incident=True)
            X_513 = eval_trilinear_point(model, A, B, C, 'b - c', ID="X_513", classes=["center", "incident"])
            X_676 = eval_trilinear_point(model, A, B, C, '(b*c*(b - c)*(b**(3) + c**(3) - 2*a**(3) + (b + c)*(a**(2) - b*c)))', ID="X_676", classes=["center", "incident"])
            central_line(model, X_513, X_676, 513, 676, incident=True)
            X_650 = eval_trilinear_point(model, A, B, C, 'cos(B) - cos(C)', ID="X_650", classes=["center", "incident"])
            X_926 = eval_trilinear_point(model, A, B, C, 'a*(a - b - c)*(b - c)*(a*b + a*c - b**(2) - c**(2))', ID="X_926", classes=["center", "incident"])
            central_line(model, X_650, X_926, 650, 926, incident=True)
            return promote_point_to_top(model, X_2488)


        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_2488 on the given reference triangle."""
            model = create_model('X_2488 = RADICAL CENTER OF {CIRCUMCIRCLE, INCIRCLE, BROCARD}')
            A, B, C = construct_baseline_triangle(model, *sides, show_guides=show_guides)
            construct_x_02488(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-02488.json"))
            write_center_svg(
                model_acute,
                here / "x-02488.svg",
                subtitle="(a, b, c) = (5, 6, 7) | AB = 1",
            )
        

X2488¶

X₂₄₈₈¶