d3.bisect(array, x[, lo[, hi]]) d3.bisectRight(array, x[, lo[, hi]]) Similar

d3.zip(arrays…) Returns an array of arrays, where the ith array contains the ith element from each of the

d3.thresholdSturges(values) Returns the number of bins according to

d3.ascending(a, b) Returns -1 if a is less than b, or 1 if a is greater than b, or

d3.tickStep(start, stop, count) Returns the difference between adjacent tick values if the same arguments were

d3.transpose(matrix) Uses the zip operator as

d3.merge(arrays) Merges the specified arrays into a single array. This method is similar to the built-in array concat

d3.sum(array[, accessor]) Returns the sum of the given array of numbers. If the array is empty, returns 0. An

histogram.value([value]) If value is specified, sets the value accessor to the specified function or constant

bisector.right(array, x[, lo[, hi]]) Equivalent to