SZ Function Plotter - Free Online Graphing Calculator & Curve Analyzer
A free browser-based mathematical function plotter with 42+ math functions, parametric curve families, interactive pan and zoom, real-time curve tracing, and automated Kurvendiskussion analysis for roots, extrema, and inflection points.
Features
- Multi-function plotting with distinct colors on an interactive coordinate system
- 42+ functions: trigonometric, hyperbolic, logarithmic, and rounding
- Parametric curve families with configurable t-parameter range
- Kurvendiskussion analysis: roots, extrema, inflection points, monotonicity, and limits
- Autocomplete with function descriptions and syntax-highlighted expressions
- Real-time curve tracing with coordinate tooltips
- Zoomable and pannable canvas with mouse wheel support
- PNG export at 2x resolution
- Light and dark mode toggle
- Implicit multiplication and constant support (pi, e)