GO-25 SciRPN!

GO-25 SciRPN simulates the venerable HP-25C Programmable Scientific Calculator. The HP-25C was released in 1976 and sold for a MSRP of $195. Requires iOS 8.0 or higherRPNCopy / PasteShake to clear XProgrammable with 99 program steps, conditionals, full-speed or single step operationBuilt-in library of sample programsiTunes File SharingSwipe-up gesture that displays the stack and memory registers, and the program listing viewsFor iPad two finger drag operations for displayed viewsAddition, subtraction, multiplication, divisionTrigonometric functions : sin, cos, tan, sin, cos, tan, degrees, radians or gradsRectangular/polar coordinate conversionHours, minutes, seconds to decimal degrees conversion, and vice-versaLogarithmic functions : log, 10x, ln, exSummation +, mean, standard deviation Other functions : Yx,1/x, x, , FRAC, INT, ABS, %Display : LED, 10 significant digits (8 + 2 digit exponent in scientific notation), 10-99 to 10+99Memory : 4 register stack, stack roll down, X-Y interchange, 10 memory registers with register mathOptional thousands separator