## Equation Calculator

Equation Calculator is a scientific calculator which does symbolic and algebraic manipulation, algebra and calculus as well as numeric computation. You can define variables and functions, evaluate symbolic derivatives, numeric integrals and matrix op

## Graphing Calculator Viewer

Graphing Calculator Viewer displays Pacific Tech Graphing Calculator documents allowing students to interact with 2D, 3D, and 4D graphs. After opening the software, try items in the Examples and Tutorial menus.

## Graphing Calculator Lite

Graph functions, relations, and inequalities in rectangular, polar, cylindrical, and spherical coordinates. Solve equations numerically, graphically, and symbolically. Graph surfaces of revolution. Create mathematical movies and web pages.

## Graphing Calculator 4

Graph equations in two, three, and four dimensions. Graph explicit functions, implicit relations, parametric curves and surfaces, inequalities, points, vectors, contour plots, density plots, color maps, vector fields, ordinary differential equations,

## 2D Grapher

Graph functions, relations, and inequalities in rectangular and polar coordinates. Create mathematical movies and web pages.

## 3D Grapher

Graph functions and relations in rectangular, cylindrical, and spherical coordinates in three dimensions. Graph surfaces of revolution. Create mathematical movies and web pages.

## Conic Sections

Explore conic sections. This app constructs circles, ellipses, parabolas, and hyperbolas from explicit equations, geometric constructions, and parametric equations in rectangular and polar coordinates.

## Data Calculator

Data Calculator is a scientific calculator for tables of numbers. You can define variables and functions and evaluate calculations on tables.

## 4D Grapher

Have you ever wondered what it might look like to move through four dimensions of space? Explore four dimensional geometry with 4D Grapher. 4D Grapher draws two dimensional pictures of the three dimensional shadows cast by four dimensional objects. G