export * from './e';
export * from './boolean';
export * from './number';
export * from './string';
import { add, sub, mul, div, mod, and, or, eq, neq, concat } from './pipes/index';
export declare const pipes: {
    neg: import("./e").MonoOp<import("./e").$<number>, import("rxjs").Observable<number>>;
    inv: import("./e").MonoOp<import("./e").$<number>, import("rxjs").Observable<number>>;
    add: typeof add;
    sub: typeof sub;
    mul: typeof mul;
    div: typeof div;
    mod: typeof mod;
    not: import("./e").MonoOp<import("./e").$<boolean>, import("rxjs").Observable<boolean>>;
    truthy: import("./e").MonoOp<any, import("rxjs").Observable<boolean>>;
    and: typeof and;
    or: typeof or;
    eq: typeof eq;
    neq: typeof neq;
    concat: typeof concat;
};