képletbl
Képletbl is a term that appears to be a misspelling or a neologism without widespread recognition in common languages or technical fields. It is possible it originates from a specific, niche context, a personal project, or is a typographical error.
Without further context, it is difficult to determine the intended meaning of "képletbl." The "képlet" part of
If "képletbl" refers to a specific software, concept, or entity, more information would be needed to provide