import { type ElementSymbol } from './types';
export declare const is_elem_symbol: (symbol: string) => symbol is ElementSymbol;
export declare const coerce_elem_symbol: (symbol: string) => ElementSymbol | undefined;
export declare const symbol_to_atomic_number: (symbol: string) => number | undefined;
export declare const element_from_lammps_type: (atom_type: number) => ElementSymbol;