import { SortedSet } from "@rimbu/sorted";
import { Subject } from "./Subject";
import { Work } from "./Work";
export interface TaxonomyLevel {
    readonly name: string;
    readonly items: SortedSet.NonEmpty<Subject> | SortedSet.NonEmpty<Work>;
    readonly totalMinutes: number;
    readonly containsSubjects: boolean;
}
export declare namespace TaxonomyLevel {
    function isMeaningful(taxonomyLevel: TaxonomyLevel): boolean;
}
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