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  1. Update to Second Moments in the Generalized Gauss Circle Problem
  2. The wrong way to compute a sum: addendum
  3. The wrong way to compute a sum
  4. Using lcalc to compute half-integral weight L-functions
  5. Extra comparisons in Python’s timsort
  6. Speed talks should be at every conference
  7. A bookmarklet to inject colorblind friendly CSS into Travis CI
  8. Seeing color shouldn’t feel like a superpower
  9. Notes from a Talk at Building Bridges 4
  10. Splitting Easy MathSE Questions into a New NoviceMathSE Is a Bad Idea
  11. Ghosts of Forums Past
  12. Challenges facing community cohesion (and Math.StackExchange in particular)
  13. Paper Announcement: A Shifted Sum for the Congruent Number Problem
  14. Cracking Codes with Python: A Book Review
  15. Notes from a talk at Tufts, Automorphic Forms Workshop
  16. Hosting a Flask App on WebFaction on a Non-root Domain
  17. Segregation, Gerrymandering, and Schelling’s Model
  18. The Hawaiian Missile Crisis
  19. Slides from a talk at the Joint Math Meetings 2018
  20. We begin bombing Korea in five minutes: Parallels to Reagan in 1984
  21. Advent of Code: Day 4
  22. Advent of Code: Day 3
  23. Advent of Code: Day 2
  24. Advent of Code: Day 1
  25. A Jupyter Notebook from a SageMath tutorial
  26. Having no internet for four half weeks isn’t necessarily all bad
  27. A Short Note on Gaps Between Powers of Consecutive Primes
  28. Sage Days 87 Demo: Interfacing between sage and the LMFDB
  29. “Second Moments in the Generalized Gauss Circle Problem” (with T. Hulse, C. Ieong Kuan, and A. Walker)
  30. How fat would we have to get to balance carbon emissions?
  31. Slides from a Dissertation Defense
  32. Experimenting with latex2html5: PSTricks to HTML interactivity
  33. Slides from a Talk at the Dartmouth Number Theory Seminar
  34. Smooth Sums to Sharp Sums 1
  35. About 2017
  36. Revealing zero in fully homomorphic encryption is a Bad Thing
  37. My Teaching
  38. Programming Masthead
  39. Math 100 Fall 2016: Concluding Remarks
  40. Computing pi with tools from Calculus
  41. Series Convergence Tests with Prototypical Examples
  42. A Notebook Preparing for a Talk at Quebec-Maine
  43. Math 100: Completing the partial fractions example from class
  44. “On Functions Whose Mean Value Abscissas are Midpoints, with Connections to Harmonic Functions” (with Paul Carter)
  45. Paper: Sign Changes of Coefficients and Sums of Coefficients of Cusp Forms
  46. Math 42 Spring 2016 Student Showcase
  47. Math 42: Concluding Remarks
  48. Math 420: Supplement on Gaussian Integers II
  49. Math 420: Supplement on Gaussian Integers
  50. A Brief Notebook on Cryptography
  51. Motivating a Change of Variables in $\int \log x / (x^2 + ax + b) dx$
  52. Math 420: Second Week Homework
  53. Math 420: First Week Homework and References
  54. Paper:Short-Interval Averages of Sums of Fourier Coefficients of Cusp Forms
  55. Paper: The Second Moments of Sums of Fourier Coefficients of Cusp Forms
  56. Estimating the number of squarefree integers up to $X$
  57. Some Statistics on the Growth of Math.SE
  58. One cute integral served two ways
  59. The Gamma Function, Beta Function, and Duplication Formula
  60. Notes from a talk on the Mean Value Theorem
  61. Mathematics Category Archive
  62. Three Conundrums on Infinity
  63. Continuity of the Mean Value
  64. Review of How Not to Be Wrong by Jordan Ellenberg
  65. Another proof of Wilson’s Theorem
  66. Trigonometric and related substitutions in integrals
  67. A bit more about partial fraction decomposition
  68. Functional Equations for L-Functions arising from Modular Forms
  69. A response to FtYoU’s question on Reddit
  70. Friendly Introduction to Sieves with a Look Towards Progress on the Twin Primes Conjecture
  71. Math 100 Fall 2013: Concluding Remarks
  72. Response to bnelo12’s question on Reddit (or the Internet storm on $1 + 2 + \ldots = -1/12$)
  73. An Intuitive Overview of Taylor Series
  74. Response to fattybake’s question on Reddit
  75. Math 100: Before second midterm
  76. Comments vs documentation in python
  77. Programming
  78. Math 100: Week 4
  79. Math 100: Week 3 and pre-midterm
  80. Happy Birthday to The Science Guy
  81. An intuitive introduction to calculus
  82. Twenty Mathematicians, Two Hard Problems, One Week, IdeaLab2013
  83. Chinese Remainder Theorem (SummerNT)
  84. Notes on the first week (SummerNT)
  85. A proof from the first sheet (SummerNT)
  86. Recent developments in Twin Primes, Goldbach, and Open Access
  87. Calculations with a Gauss-type Sum
  88. A Book Review of Count Down: The Race for Beautiful Solutions at the IMO
  89. Hurwitz Zeta is a sum of Dirichlet L Functions, and vice-versa
  90. Math journals and the fight over open access
  91. Are the calculus MOOCs any good: After week 1
  92. Are the calculus MOOCs any good?
  93. Math 90: Concluding Remarks
  94. Math 90: Week 11 and Midterm Solutions
  95. An Application of Mobius Inversion to Certain Asymptotics I
  96. Math 90: Week 10
  97. Math 90: Week 8 Quiz
  98. Math 90: Week 8
  99. Math 90: Week 7
  100. Math 90: Week 5
  101. Math 90: Week 4
  102. Math 90: Week 3
  103. Math 90: Week 2
  104. Math 90: Week 1
  105. The danger of confusing cosets and numbers
  106. An elementary proof of when 2 is a quadratic residue
  107. Dancing ones PhD
  108. Precalculus Supplement: Synthetic Division
  109. A MSE Collection: Topology Book References
  110. Three number theory bits: One elementary, the 3-Goldbach, and the ABC conjecture
  111. A MSE Collection: A list of basic integrals
  112. A pigeon for every hole, and then one (sort of)
  113. From the Exchange: Is it unheard of to like math but hate proofs?
  114. Back to Work
  115. Education Musings
  116. Tiontobl: A combinatorial game
  117. Mapping Class Groups
  118. Ghostwritten Word
  119. Not so Nobel today
  120. Points under Parabola
  121. Finding the Number of Lattice Points Under a Quadratic
  122. Two short problems
  123. Page update
  124. A new toy problem
  125. Reading Math
  126. A month, you say?
  127. Fermat Factorization II
  128. From the Exchange
  129. Factoring III
  130. Prime rich and prime poor
  131. Factoring II
  132. Giving Journals
  133. Back and Forum-ing: Beating a dead horse
  134. The Collatz Conjecture – recent development?
  135. Visiting Gaussian Quadrature
  136. Factoring I
  137. Daily Math in Zagreb
  138. Integration by Parts
  139. Dead Week / Finals Week
  140. Khan an effective supplement/ Survey.
  141. Towards an Expression for pi II
  142. Towards an Expression for Pi
  143. 2401: Additional Examples for Test 3
  144. Slow factoring algorithm II
  145. Blue Eyes and Brown Eyes
  146. An even later pi day post
  147. An interesting (slow) factoring algorithm
  148. Math subject organization
  149. Perfect Partitions II
  150. A Bag’s Journey in Search of its Owner
  151. Perfect Partitions
  152. Mathematical ‘Urban Legends’
  153. About 3 weeks behind:
  154. A Question on Stoplights
  155. A late pi day post
  156. Containers of Water II
  157. 2401: Missing recitation
  158. Containers of Water: Maybe an interesting question.
  159. Test Solution
  160. Pizza
  161. Fun Limit
  162. Math – dealing with sin (and cos) every day.