export declare const en: {
    block: {
        add_source_text: string;
        input_placeholder: string;
        preview_error_text: string;
    };
    inline: {
        add_source_text: string;
        input_placeholder: string;
        preview_error_text: string;
    };
    slash_menu: {
        math_block: {
            title: string;
            subtext: string;
            aliases: string[];
            group: string;
        };
        inline_math: {
            title: string;
            subtext: string;
            aliases: string[];
            group: string;
        };
    };
    block_type_select: {
        name: string;
    };
    exporter: {
        invalid_formula: (source: string) => string;
    };
};