import type { ScaleLinear } from 'd3-scale';
/**
 *
 * Returns true when the max value is more than halfway past the second last tick and the last tick.
 */
export declare function shouldRoundScaleUp({ yScale, maxTicks, maxValue, }: {
    yScale: ScaleLinear<number, number>;
    maxTicks: number;
    maxValue: number;
}): boolean;
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