The HP 50g

The HP 50g, fully unlocked - from symbolic calculus to the time value of money, in one rigorous and unhurried manual.

The HP 50g is among the most powerful handheld machines ever built for the scientific mind, yet most owners use a fraction of what sits beneath the keys. This manual exists to close that gap. Written by Richard Murdoch Montgomery, MD, PhD, for the Scottish Science Society, it treats the 50g not as a gadget to be poked at but as an instrument to be mastered, and it carries the reader from first principles to a fluency that survives the most demanding examination hall, laboratory bench, and trading desk.

Across its chapters the manual unfolds the calculator's full mathematical reach. It teaches the Computer Algebra System without mystery - symbolic differentiation and integration, limits and series, exact matrix and vector algebra, complex numbers, polynomial and equation solving, and the handling of differential equations - and it does so by explaining not merely which keys to press but why the machine answers as it does. The same patient method governs its treatment of physics, where the reader learns to wield the built-in units system and dimensional analysis, the library of physical constants, and the numeric solvers that turn an intractable expression into a clean result. For the engineer it opens the Equation Library, the statistical and regression tools, the transforms, and above all the programming environment in RPN and RPL, where repeated calculations become reliable, reusable instruments of one's own design. And for the student of financial mathematics it lays bare the finance solver in full: the time value of money, cash-flow analysis with net present value and internal rate of return, amortisation, and interest-rate conversion, presented with the precision an actuary or analyst demands.

What distinguishes this volume is its conviction that understanding and dexterity are the same pursuit. It is written for engineering and science undergraduates, for graduate researchers, for actuaries and financial analysts, and for the working professional who refuses to be a passenger to a machine he does not understand. Whether your entry style is RPN, algebraic, or textbook, and whether your need is a single integral before an examination or a programmed model run a thousand times, this manual will make the HP 50g answer to you. Buy it once; carry the calculator with confidence for years.