Nikola Tesla's views on Albert Einstein's work on relativity theory are not extensively documented, and there is no definitive statement from Tesla expressing his opinion on Einstein's theories. However, based on the available information, it is believed that Tesla had mixed views regarding Einstein's work.
Tesla and Einstein had different approaches and areas of focus in their scientific pursuits. Tesla was primarily an electrical engineer and inventor, known for his contributions to alternating current (AC) power systems and numerous inventions. While Tesla was interested in theoretical physics, his work was more focused on practical applications rather than abstract theoretical frameworks.
There are indications that Tesla was critical of certain aspects of Einstein's theory of relativity, particularly the theory's mathematical complexity. Tesla was known for advocating simplicity in scientific theories and criticized the mathematical formalism of modern physics. He once referred to Einstein's theory as "a magnificent mathematical garb which fascinates, dazzles, and makes people blind to the underlying errors."
However, it is important to note that Tesla's criticisms were aimed at specific aspects of the theory, particularly its mathematical complexity, and not necessarily a rejection of the entire framework. Tesla's own ideas and statements on physics and the nature of the universe were sometimes unconventional, and he held some unique theories, such as his concept of a "dynamic theory of gravity."
Overall, while there is evidence of Tesla expressing skepticism towards certain aspects of Einstein's work, the extent and specifics of his views are not entirely clear. Tesla's primary focus was on his own scientific pursuits, and his opinions on Einstein's theories may have been influenced by his own unconventional ideas and the different approaches they took to scientific inquiry.