Interactive Plotting
Plot sine, cosine, and tangent curves in real time with adjustable range and scale.
Corehollow-trigo
by
Monin Modi
Monin Modicreate a trigo plotting website
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Interactive 3D Math PlaygroundVisualize Trigonometry
Visualize Trigonometry
in 3D
Explore mathematical functions through interactive, immersive islands. Plot sine, cosine, and tangent curves across a living landscape built for students, educators, and professionals.
12+Functions
3DVisuals
LivePlotting
Everything you need
Tools that make trigonometry click
From your first sine wave to advanced multi-function analysis, hollow-trigo gives students, educators, and professionals a fluid plotting workspace.
Overlay Functions
Layer multiple trigonometric functions on one canvas to compare behavior at a glance.
CompareZoom & Pan
Navigate every detail of your plot with smooth zooming and fluid panning controls.
ExploreExport Plots
Download polished graphs as crisp images or PDFs, ready for reports and lessons.
ShareSave Configs
Store your plotting setups and reload them instantly to pick up right where you left off.
WorkspaceEducational Content
Dive into guided resources that turn abstract trigonometry into intuitive understanding.
LearnInteractive Landscape
Explore the trigonometric islands
Drift through a floating archipelago of functions. Hover an island to animate its curve, then click to dive into a detailed plotter.
Hover to animate · Click an island to open its plotter
Learn Trigonometry
Access tutorials, guides, and interactive lessons designed to take you from your first sine wave to advanced multi-function analysis.
Getting Started
Beginner Tutorials
Step-by-step lessons that walk you through sine, cosine, and tangent from the ground up with interactive plots.
ExploreDeep Dive
Advanced Plotting Guide
Master custom ranges, multi-function overlays, and precision scaling to build research-grade trigonometric figures.
ExploreReference
Function Library
Browse a complete catalog of trigonometric and inverse functions with definitions, identities, and live previews.
ExploreCompare Functions Side by Side
Drag the divider to reveal how two trigonometric functions diverge and align. Swap either curve to build the exact overlay you want to study.
sin(x)cos(x)
Switch displayed functions
Left curve
Right curve
Reveal on the left
Drag the handle right to expose more of the blue sin(x) curve. Perfect for tracing how phase and amplitude shift across the domain.
Reveal on the right
Drag left to bring back the orange cos(x) curve. Compare zero crossings and peaks instantly, then export the overlay to share.
Loved by the community
Trusted by Students and Educators
From classrooms to research labs, people use hollow-trigo to make trigonometric functions intuitive, visual, and unforgettable.
Watching the sine wave bend in real time finally made trigonometry click for me. I went from dreading exams to actually exploring functions for fun.
MC
Start exploring today
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Join thousands of students and educators exploring trigonometry — plot, compare, and learn in an immersive interactive landscape.
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