Daniel Lichtblau questions

Daniel Lichtblau answers

• Replace expressions with their names in Mathematica
• Utility to extract variables from an expression
• Map (/@) behavior
• Using uncertainty accuracy
• How can I reference a specific point of my function inside NDSolve?
• Efficient way to pick/delete a list of rows/columns in a matrix in Mathematica
• Starting tensor indices at 0
• Find the largest rectangular block satisfying some condition without iterating explicitly
• What is the best way to find the period of a (repeating) list in Mathematica?
• Mathematica internal number formats and precision