The whole foundation of the language, vocabulary, grammar, and everything else, is contained in one small book of a few pages, called Fundamento de Esperanto.
The functions of the committee do not include the making of any alteration whatever in the Esperanto part of the Fundamento de Esperanto, which is equally sacrosanct for it and for all Esperantists.
The following extracts, translated from the Preface to Fundamento de Esperanto (the written basic law of Esperanto), should set the question in the right light.
Space is therefore an ens rationis cumfundamento in re.
Zamenhof has given us in the Fundamento de Esperanto form the whole of the essentials of the language.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "fundamento" in a variety of sentences. We hope that you will now be able to make sentences using this word.
