Real-Time Equation Graphing with Dynamic Resolution

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Solution Overview

Problem

In educational settings, particularly in mathematics, instructors face challenges in understanding and explaining equations without graphical tools, limiting interaction and learning due to the complexity of graphical representations.

Innovation Solution

The development of systems and methods for graphing equations in real-time, involving equation parsing, reduction to shapes, and display rendering, with features like low and high resolution shapes, real-time controls, and a graphical user interface to facilitate efficient and interactive graphical representation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If high resolution equation shapes are rendered for all equations, then graphical representation precision is improved, but processing time and computational resources increase

Engineering Contradiction:
Improvegraphical representation precisionVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system dynamically adjusts the resolution of equation shapes based on real-time constraints. When time permits, high resolution shapes are rendered for precision. When time is constrained, the system switches to low resolution shapes to maintain responsiveness. This dynamic adaptation allows the system to optimize between precision and speed based on current operational conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the resolution parameter of equation shapes based on real-time control conditions. By modifying this critical parameter dynamically, the system can render high resolution graphs when time allows and switch to low resolution when time is constrained, thereby resolving the contradiction between precision and processing time without requiring separate systems.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If multiple equations are processed and rendered simultaneously, then comprehensive graphical representation is improved, but real-time responsiveness deteriorates

Engineering Contradiction:
Improvecomprehensive graphical representationVSAvoidreal-time responsiveness
Core Design Contradiction:
Adaptability or versatilityVSSpeed

Solution Approach 1:

The system segments the equation rendering process into distinct phases: parsing equations, reducing to shapes, and painting to display. By dividing this complex task into manageable segments, the system can process multiple equations systematically while maintaining control over execution time. Each segment can be optimized independently to balance comprehensive processing with real-time responsiveness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary parsing and reduction of equations to shapes before final rendering. This preliminary processing allows the system to prepare equation representations in advance, so that when rendering is needed, the system can quickly paint the pre-computed shapes to the display. This reduces the time required for real-time rendering while maintaining comprehensive equation processing capability.

Inventive Principle:
Principle #10Preliminary action

3Speed

If real-time control is enforced with strict timing, then responsiveness is improved, but processing completeness deteriorates

Engineering Contradiction:
ImproveresponsivenessVSAvoidprocessing completeness
Core Design Contradiction:
SpeedVSProductivity

Solution Approach 1:

The system performs partial processing within real-time constraints, completing critical path operations (parsing, reducing to shapes, painting) within the time limit. Non-critical or time-consuming operations are deferred or performed asynchronously. This partial action approach ensures responsiveness is maintained while still achieving sufficient processing completeness for the core function.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS7777744B2Systems and methods for multiple equation graphing
Publication Date: 2010.08.17 TEXAS INSTRUMENTS INC
  • US7777744B2 patent drawing
  • US7777744B2 patent drawing
  • US7777744B2 patent drawing

AI summary

Various systems and methods for equation graphing are disclosed herein. For example, some embodiments of the present invention provide methods for graphing equations in a substantially real time environment. Such methods include receiving a first equation and a second equation, and parsing the equations such that they are each formatted in a common format. In addition, the first parsed equation is reduced to one or more first equation shapes that provide a graphical representation of the first equation. A determination is made abut whether a real time control has been satisfied. Where the real time control has been satisfied, the first equation shapes are painted to a display prior to reduction of the second parsed equation to one or more second equation shapes.