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@@ -371,13 +371,13 @@ </p> <p> - I later learned that I had rediscovered the Lambdoma, named for its - resemblance to the Greek letter Lambda. The synergy of color and sound - in the Lambdoma, linking the octave to the color wheel, was first - studied in depth by artist and sound practitioner - <a href="https://www.lambdoma.com/barbara-hero.html">Barbara Hero</a>. - Hero made the Lambdoma her life's work, and built an 8x8 electronic - Lambdoma instrument for sound healing purposes. + I later learned that I had constructed the "lamboid diagram" or + Lambdoma, named for its resemblance to the Greek letter Lambda. The + synergy of color and sound in the Lambdoma, linking the octave to the + color wheel, was studied in depth by artist and sound practitioner + <a href="https://www.lambdoma.com/">Barbara Hero</a>. Hero made the + Lambdoma her life's work, and built an 8x8 electronic Lambdoma + instrument for sound healing purposes. </p> <p> @@ -386,22 +386,33 @@ <a href="https://archive.org/details/tonestudyinmusic0000leva/page/n5/mode/2up" >Levarie and Levy</a - >, which traces the Lambdoma back to Pythagoras (ca. 500 BCE) via the - <i>Introduction to Arithmetic</i> by + >, who traces the Lambdoma back to Pythagoras (ca. 500 BCE) via the + <i>Theologumena arithmeticae</i> of + <a + href="https://archive.org/details/astius-theologumena-arithmeticae-gr-1817/page/159/mode/1up" + >Iambluchus</a + > + and the <i>Introduction to Arithmetic</i> by <a href="https://archive.org/details/nicomachus-introduction-to-arithmetic/page/191/mode/1up" >Nicomachus of Gerasa</a > - (ca. 100 BCE). They suggest it has been rediscovered several times, - including in the 19th century by Albert von Thimus, who + (ca. 100 BCE). The Lambdoma is mentioned by + <a + href="https://www.perseus.tufts.edu/hopper/text?doc=Perseus%3Atext%3A2008.01.0385%3Astephpage%3D1027b" + >Plutarch</a + > + in his commentary on Plato's <i>Timaeus</i>. It has been rediscovered + several times, including in the 19th century by Albert von Thimus, who <a href="https://archive.org/details/bsb10527783/page/137/mode/1up" target="_blank" >depicts it</a > in - <i>Die harmonikale Symbolik des Alterthums</i> (1876). More can be - gleaned from Hero's + <i>Die harmonikale Symbolik des Alterthums</i> (1876), and was used by + mathematician Georg Cantor in his theory of transfinite sets. More + information can be gleaned from Hero's <a href="https://lambdoma.com/pdfs/the-lambdoma-matrix-and-harmonic-intervals.pdf" target="_blank" |