Topology {
    branches: {
        branch0: (
            Unnamed {
                hi: node0,
                lo: Some(
                    node1,
                ),
            },
            BranchInfo {
                is_voltage_src: v1,
                voltage_src: Contribution {
                    unknown: None,
                    resist: v3,
                    react: v3,
                    resist_small_signal: v3,
                    react_small_signal: v3,
                    noise: [],
                },
                current_src: Contribution {
                    unknown: None,
                    resist: v30,
                    react: v33,
                    resist_small_signal: v3,
                    react_small_signal: v3,
                    noise: [
                        Noise {
                            name: Spur(1),
                            kind: WhiteNoise {
                                pwr: v35,
                            },
                            factor: v34,
                        },
                    ],
                },
            },
        ),
    },
    implicit_equations: {},
    small_signal_vals: {},
    contributes: {},
}