Recitals of patterns Erik Carlson, violin

Upcoming performances

9th iteration Cantor Set as a rhythmic pattern on a single pitch July 13th, 2017. 7:00pm House concert, San Diego

Segments of various continuous mathematical functions mapped onto an octave (as a glissando) (each function begins at (0, 0) and ends at (1, 12), played over the course of 1 minute) July 14th, 2017. 7:00pm House concert, San Diego

A series of chess openings (with dyads indicating coordinates of moves) August 2nd, 2017. 7:30pm House concert, San Diego

An oscillating pitch that is an exact slowed-down replica of the waveform of the note being played (performed with the aid of a computer) August 3rd, 2017. 7:00pm House concert, San Diego

A series of notes in which the pitch of the Nth note is deterimed by the number of factors of N. Prime numbers are rests. August 14th, 2017. 8:00pm House concert, San Diego

Transcription of a dripping faucet September 2nd, 2017. 7:00pm House concert, San Diego

Various sorting algorithms used to sort randomized pitches into a chromatic scale (merge, insterstion, quick, bubble, heap, counting, shell, comb, buecket, radix, etc.) September 5th, 2017. 7:00pm House concert, San Diego

Twenty 500-beat phrases in which the duration between tones is based on random entries from the Online Encyclopedia of Integer Sequences (the source of the sequence is projected for the audience to see) about September 23rd, 2017. 7:30pm House concert, San Diego

Harness sequences from classic 12-shaft weaving patterns October 4th, 2017. 7:00pm House concert, San Diego

Transcription of a fly trapped in a box October 7th, 2017. 7:00pm House concert, San Diego

Past performances

Melodies based on various texts. One tone per word. The pitch of each tone is determined by how many times the corresponding word has been used so far in the text June 21, 2017. 7:30pm House concert, San Diego

Different ways of dividing a 12-note octave into 6 unique intervals June 19, 2017. 7:30pm House concert, San Diego

Pitch collections based on the coefficients of the polynomials that have a root at -2 June 8, 2017. 7:00pm House concert, San Diego

A softly sustained tone, amplified by the volume envelopes from a live feed of the waves at La Jolla Cove May 23rd, 2017. 7:00pm House concert, San Diego

Towers of Hanoi The three stacks represented by three strings, pitch up from the open string represents stack height, duration represents disk size May 16th, 2017. 7:30pm House concert, San Diego

Counting - by drawing the numerals on the surface of the string with the bowhair May 5, 2017. 7:30pm House concert, San Diego

Sonification of long division (on 2 strings: one for the answer, one for the remainder as they develop) April 20th, 2017. 7:00pm House concert, San Diego

A series of 48-note all-interval rows April 11, 2017. 6:30pm La Jolla Public Library, San Diego

10000 repetitions of a single pitch April 6, 2017. 7:00pm Bread and Salt, San Diego

4087:6527:7169 polyrhythm (on 3 pitches) March 16th, 2017. 7:00pm House concert, San Diego

Measuring time: a system that divides the day into units in base 12 Each violin string maps the units at different orders of magnitude 4-note chords tell the time. (4 open strings at midnight) Corresponding time-chords are played at various moments throughout the performance February 20th, 2017. 7:00pm House concert, San Diego

A series of Knight's Tours through a simple pitch/duration grid February 10th, 2017. 8:00pm House concert, San Diego

One dimensional cellular automata - Rule 110 in 2 parts: -applied to a scale of pitches -applied to a rhythmic pattern about January 17, 2017. 7:00pm House concert, San Diego

The square root of 2 expressed in binary (1 = pizz open G string, 0 = no pizz) December 13th, 2016. 8:00pm House concert, San Diego

Sets of 200 pitches generated by various methods of randomness and pseudo-randomness (dice, atmospheric noise, mersenne twister, card shuffle, coin flip, xorshift, roulette wheel, lava lamp, middle square, etc.) December 3rd, 2016. 7:00pm House concert, San Diego

Spelling consecutive words from the dictionary using a simple letter-to-pitch mapping November 19th, 2016. 7:00pm House concert, San Diego

Logistic map The frequency of the pitch on each bow (f) is based on the frequency of the previous pitch (F): f = {[(F - 330) / 330] * (1 - [(F - 330) / 330]) * (pi + 0.8)} * 330 + 330 October 21st, 2016. 8:00pm House concert, San Diego

Most common frequency (in the violin range) detected each day from a microphone outside my house Monitored for one year One bow = one day September 15th, 2016. 8:00pm House concert, San Diego

A catalogue of notated ornaments from instrumental music of the last 500 years, arranged by contour and interval content September 1st, 2016. 7:00pm House concert, San Diego

A sustained tone that rises in pitch 1 Hz each bow change August 23rd, 2016. 7:00pm House concert, San Diego

Random pitches and durations (played softly) (derived from random.org's atmospheric noise algorithm) about August 3, 2016. 7:00pm Low Gallery, San Diego

A sonification of the first 4000 prime numbers mapped onto a chromatic scale (P mod 13) about July 22, 2016. 7:00pm The silo at Bread and Salt, San Diego

Selections from Gaylord Yost's "Exercises for the Change of Position" about July 20, 2016. 7:00pm The silo at Bread and Salt, San Diego

From the tradition of change ringing, the Palatino Surprise Maximus method (applied to a chromatic scale) about July 18, 2016. 7:00pm The silo at Bread and Salt, San Diego