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5114347 Mathematical function demonstrator boards  
An electromechanical demonstrator board of one or more of the six trigonometric functions. The board is powered electrically by a battery and mechanically by a hand crank which drives a pointer...
559
6579101 Basic mathematics teaching and learning aid  
A basic mathematics teaching and learning aid comprises of nine arrays of square spaces placed with powers of 10 from 10−4 to 106, numbers formed by repeated addition of some of those powers of...
559
3400472 Mathematics teaching device   558
2769640 Educational mathematical game apparatus   558
6142367 Electronic device and method of displaying mathematical expressions including variables  
The present invention is intended to enable an electronic calculator device for calculating functions to display a mathematical expression by automatically substituting a variable-value into a...
557
4126315 Mathematical based board game apparatus  
A mathematical based board game apparatus employs a matrix grid game board containing a playing area defined by a plurality of grid units each capable of containing a game playing piece. In the...
557
US20050125468 System and method of testing and evaluating mathematical functions  
The present invention provides a system and method for systematic random testing of single/double-precision, one/two-variable or scalar/vector mathematical functions against a known higher...
556
US20180114462 MATHEMATICAL TEACHING APPARATUSES AND METHODS OF USE  
Mathematical teaching apparatuses and methods of use are provided herein. In one embodiment a mathematical teaching apparatus includes a frame having a plurality of spaced apart rods, and an equal...
555
JPH05210483A MATHEMATICAL LOGICAL OPERATING METHOD AND MATHEMATICAL LOGIC COMPUTING ELEMENT  
PURPOSE: To provide the high-speed mathematical logical operating method and mathematical logic computing element reducing the amount of a hardware. CONSTITUTION: Three selective inputs P0-P2,...
555
US20080307205 COMPUTATIONALLY EFFICIENT MATHEMATICAL ENGINE  
A method and apparatus perform many different types of algorithms that utilizes a calculation unit capable of utilizing the same multipliers for different algorithms. The calculation unit...
555
8112467 Computationally efficient mathematical engine  
A method and apparatus perform many different types of algorithms that utilizes a calculation unit capable of utilizing the same multipliers for different algorithms. The calculation unit...
555
EP1546863B1 COMPUTATIONALLY EFFICIENT MATHEMATICAL ENGINE   555
US20120239720 EFFICIENT AND RELIABLE COMPUTATION OF RESULTS FOR MATHEMATICAL FUNCTIONS  
For efficient computation of results for mathematical functions, a method receives a mathematical function call. The call includes a plurality of arguments for which a range of computable results...
555
US20020072884 Method for calibrating a mathematical model  
A method is disclosed for calibrating a mathematical model of a component using prototype full-field experimentally collected deformation/strain data. Specifically, the method involves obtaining...
554
EP1213669A2 Method for calibrating a mathematical model  
A method is disclosed for calibrating a mathematical model of a component using prototype full-field experimentally collected deformation/strain data. Specifically, the method involves obtaining...
554
9415297 Mathematical puzzle game  
The invention provides a puzzle game comprising a background defining a graph (40, 80, 1 10), having nodes (44, 46, 82, 84) connected by lines, or a diagram having sites or nodes, and elements...
552
5520542 Games for enhancing mathematical understanding  
A game for enhancing mathematical skills is played in the a classroom with teams of players or individual players. The game utilizes a branched lattice having a central starting point and a...
552
US20120110048 APPARATUS FOR EVALUATING A MATHEMATICAL FUNCTION  
An apparatus for evaluating a mathematical function at an input value is provided. The apparatus includes a device for selecting a mathematical function, a device for inputting a value at which to...
552
EP1685500A2 AN ELECTRONIC MATHEMATICAL MODEL BUILDER  
Abstract not available for EP1685500 Abstract of corresponding document: WO2005043406 The present invention relates generally to the field of information processing by digital computers and, more...
552
WO/2005/043406A1 AN ELECTRONIC MATHEMATICAL MODEL BUILDER  
The present invention relates generally to the field of information processing by digital computers and, more particularly, to the entry and processing of information by application programs,...
552
WO/2005/043406A3 AN ELECTRONIC MATHEMATICAL MODEL BUILDER  
The present invention relates generally to the field of information processing by digital computers and, more particularly, to the entry and processing of information by application programs,...
552
3916180 Analog mathematical root extractor  
An nth-root extracting device, most useful as a square-root extractor, which accepts an input signal and derives therefrom an output signal which is proportional to the root of the input signal....
552
US20070033524 Mapping codes for characters in mathematical expressions  
Systems and methods for mapping character codes for characters of an mathematical expression based on changes in formatting for the characters. A system can include a document module configured...
552
DE69534342T2 MATHEMATICS PUZZLE GAME GRAND   552
US20060166176 Mathematical circulatory system model  
A system and method of modeling a circulatory system including a regulatory mechanism parameter. In one embodiment, a regulatory mechanism parameter in a lumped parameter model is represented as a...
552
WO/2006/102597A2 MATHEMATICAL CIRCULATORY SYSTEM MODEL  
A system and method of modeling a circulatory system including a regulatory mechanism parameter. In one embodiment, a regulatory mechanism parameter in a lumped parameter model is represented as a...
552
WO/2006/102597A3 MATHEMATICAL CIRCULATORY SYSTEM MODEL  
A system and method of modeling a circulatory system including a regulatory mechanism parameter. In one embodiment, a regulatory mechanism parameter in a lumped parameter model is represented as a...
552
JP2601153B2 MATHEMATICAL EXPRESSION ENGROSSMENT METHOD  
PURPOSE: To make output matching easy by a method wherein second function and argument are input as the argument of first function in the formula of nesting, the size of region is obtained to...
552
JPH06226945A MATHEMATICAL EXPRESSION ENGROSSMENT METHOD  
PURPOSE: To make output matching easy by a method wherein second function and argument are input as the argument of first function in the formula of nesting, the size of region is obtained to...
552
3690018 MATHEMATICS TRAINING TOY  
An educational toy to teach arithmetic operations which have integer solutions; includes a sloping hollow cylinder, with a spring detent at the lower end, for filling with a predetermined number...
552
7024343 Method for calibrating a mathematical model  
A method is disclosed for calibrating a mathematical model of a component using prototype full-field experimentally collected deformation/strain data. Specifically, the method involves obtaining...
551
JP2009028428A MATHEMATICAL PUZZLE AUTOMATIC GENERATION SYSTEM  
PROBLEM TO BE SOLVED: To provide a system capable of generating a mathematical puzzle with only one solution at high speed.SOLUTION: Generally, puzzles having a plurality of solutions are easily...
551
JP2016095815A ABC "PREDICTION SELECTION" MATHEMATICAL MODEL  
PROBLEM TO BE SOLVED: To provide an appropriate and effective system, in requiring the decision of the so-called "optimal two-parties selection" from a certain large number of bodies of one type...
551
US20030137707 Optical system for certain mathematical operations  
An optical system utilizing phosphors to perform mathematical operations without the direct or necessary use of an electronic component or electrical power source is disclosed. The luminenscent...
551
3618952 GAME UTILIZING MATHEMATICAL BASE SYSTEMS  
A game apparatus having at least one playing board having an array of uniquely identifiable positions thereon with such positions having numerical values associated therewith, each position being...
551
4031370 Generation of mathematical functions  
A method of interpolating a value of the dependent variable, y corresponding to a given value of an independent variable x, wherein y = f(x) and is described by a linear polynomial series of the...
550
JP2002230050A METHOD FOR CALIBRATING MATHEMATICAL MODEL  
PROBLEM TO BE SOLVED: To provide a more accurate and efficient method for modeling constituting components.SOLUTION: In this method for calibrating the mathematical model of constituting...
550
1730418 Apparatus for teaching mathematics   550
0774515 OPTICAL AND MATHEMATICAL INSTRUMENT.   550
2487345 Mathematical drawing instrument  
The orientable heads for drawing instruments which are known at the present time generally comprise a ring which is connected to the movable arms of the instrument and on which is rotatably...
550
1479992 Mathematical game apparatus   550
3314168 Mathematical instruction means   550
3357116 Mathematics teaching device   550
3405460 Mathematics teaching device   550
3131488 Apparatus for teaching mathematics   550
3295229 Mathematical teaching device   550
3465453 MATHEMATICAL COMPARISON DEVICE   550
2389394 Electric mathematical educational appliance  
This invention relates to improvements in educational appliances which are of assistance in teaching students and it has for its principal object an electrically operated teaching aid for teaching...
550
2844890 Mathematics teaching aid   550
2902778 Mathematical formula demonstrator   550


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