AlgorithmThe algorithm werewas invented by [[Volker Strassen|Strassen]] (1968). The algorithmIt was made practical and theoretical guarantees were provided in 1971 by [[Arnold Schönhage|Schönhage]] and Strassen resulting in the [[Schönhage–Strassen algorithm]].<ref name="schönhage">{{cite journal |first1=A. |last1=Schönhage |first2=V. |last2=Strassen |title=Schnelle Multiplikation großer Zahlen |journal=Computing |volume=7 |issue= 3–4|pages=281–292 |date=1971 |doi=10.1007/BF02242355 |s2cid=9738629 |url=https://link.springer.com/article/10.1007/BF02242355}}</ref>
