In the 1760s, Johann Heinrich Lambert was the first to prove that the number π is irrational, meaning it cannot be expressed as a fraction , where and are both integers. In the 19th century, Charles Hermite found a proof that requires no prerequisite knowledge beyond basic calculus.

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1,851 Followers, 361 Following, 531 Posts - The People’s Alphas (@pizeta1984) on Instagram: "The Official Instagram of the Pi Zeta Chapter of ΑΦΑ seated at The University of North Carolina at Greensboro (UNCG)"

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Zeta Phi Beta Sorority, Inc. - The "Profound" Pi Zeta Zeta Chapter. 808 likes · 63 talking about this. Pi Zeta Zeta Graduate Chapter was chartered on August 21, 1995 in San Bernardino, CA.

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In mathematics, the Riemann zeta function is a function in complex analysis, which is also important in number theory. It is often denoted and is named after the mathematician Bernhard Riemann.

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1,211 Followers, 24 Following, 35 Posts - Ivan Zeta (@ivanzeta73) on Instagram: ""