Construction icons

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Icons for the creation and modification of points

Icons for the creation of lines

Icons for the creation of segments, arrays and vectors

Icons for the creation of circles and arc of circles

Icons for the creation of polygons and broken lines

Icons for the creation of segment and angle marks

Icons for the creation of point locus, function curves, object locus and recurrent sequences graphs

Icons for the creation of images through geometrical transformation

Icons for the creation of measures

Icons for the creation of values, texts, LaTeX displays and formula editors

Icons for the creation of cursors, calculations, variables, functions and sequences

Icons for the creation of surfaces



Creation and modification of points.


Free point creation.

Intersection of two objects creation (lines, rays, circles, circle arcs).

Creation of a linked point ( linked to line, ray, segment, vector, circle, circle arc, broken line or polygon)

Midpoint creation.

Coordinates-defined point creation in a frame.

Creation of a free point with integer coordinates in a frame.

Creation of an orthogonally projected point on a  line, ray, segment, vector.

Creation on a point inside a polygon. This point can be moved but will stay inside the polygon.

Gravity center of a triangle creation.

Creation of a point defined through abscissa relative to two other points.

Affix-defined point creation in a frame.

Creation of a point image of another through a translation vector of which is the sum of two vectors.

Creation of a point image of another through a translation vector of which is the product of a vector and a number.

Barycenter creation.

To suppress the link between a linked point and an object. The point becomes a free point.

To create a link between a free point and an object. The point becomes a linked point.

Pinning-down a mobile point. It won't be movable until unpinned.

Unpinning of a pinned point.

To get a point marked for trace. If Trace icon is activated, the points marked will leave a trace when moving.

To get a point unmarked for trace. The point will not leave a trace when moving.


Lines creation.


Line creation through two points.

Parallel line creation. Click first on a line, ray, vector or segment then on a point.

Perpendicular line creation. Click first on a line, ray, vector or segment then on a point.

Angle bisector creation.

Perpendicular bisector creation.

Line defined through point and slope.

Line defined by an equation in a frame. The equation may be of any kind, for instance 2*x+3*y-5 = 0 or x = rac(2) or y = rac(2)*x+1

Horizontal line creation.

Vertical line creation.

Tangent creation on a curve by specifying abscissa of the point. It is the result of an internal macro-construction.



Segments, rays and vectors creation.


Segment creation.

Ray creation.

Vector creation (it is a segment with an arrow not a real vector).

To create a segment with a given length.


Circles and arcs of circle creation.


Circle through center and point creation.

Circle through center and radius creation.

Little circle arc creation through three points.

Big circle arc creation through three points.

Direct circle arc creation through three points.

Indirect circle arc creation through three points.

Little circle arc creation through center, starting point and angle value.

Big circle arc creation through center, starting point and angle value.

Direct circle arc creation through center, starting point and angle value

Indirect circle arc creation through centre, starting point and angle value.

Creation of a little arc of circle with a virtual protractor (only if figure angle unity is degree).

Creation of a big arc of circle with a virtual protractor (only if figure angle unity is degree).


Polygons and broken lines creation.


Polygon creation. To end , either click on the red STOP button on the right or click again on the first vertex.

Broken line creation. To end, click on the red STOP button on the right or click again on the first vertex.

Direct square creation.

Direct equilateral triangle creation.

To create a parallelogram by clicking on three vertexes.

Regular polygon creation.


Segment marks and angle marks creation.


Segment mark creation.

Non-oriented angle mark creation.

Oriented angle mark creation.

Oriented angle mark creation always in the direct direction.

Non oriented angle mark creation always in the direct direction.


Point locus, function curves, object locus and sequences graphs creation.



Creation of a linked point locus generated through a linked point.

Creation of a linked point locus generated through a variable.

Creation of a not connected point locus generated through a linked point.

Creation of a not connected point locus generated through a variable.

Graph of a real function creation in a frame (on a segment or an interval).

Graph of a real function on an interval with one or two brackets at the interval edge.

Graph of a function going through n given points giving the tangent slope at these points (n ranging from 2 to 10)

Graph of a polynomial function curve going through n points (n ranging from 2 to 8).

Creation of the graph of a real recurrent sequence kind of u(n+1)=f[u(n)].

Creation of the graph of a complex recurrent sequence kind of z(n+1)=f[z(n)]., where f is a complex function.

Creation of an object locus generated through a linked point.

Creation of an object locus generated through a variable.


Geometrical transformations.


Creation of image objects through a translation. Click first on the starting point and ending point of the translation vector. Vector of translation blinks. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the vector is blinking).

Creation of image objects through a axial symmetry. Click first on the symmetry axis (line, ray, segment). Axis blinks. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the axis is blinking).

Creation of image objects through a central symmetry. Click first on the symmetry center (point). Center blinks. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the center of symmetry is blinking).

Creation of image objects through a rotation. Click first on the rotation center (point). A dialog box pops up. Enter the angle of rotation. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the center of rotation is blinking).

Use of a virtual protractor in order to rotate a point around another one.

Creation of image objects through a translation by giving the translation vector coordinates in frame. Enter first the vector coordinates in the dialog box then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the translation vector is blinking).

Creation of image objects through a  dilation. Click first on the dilation center (point). A dialog box pops up. Enter the dilation ratio. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the center of dilation is blinking).

Creation of image objects through a  direct similitude. Click first on the dilation center (point). A dialog box pops up. Enter the similitude ratio and angle. Then click on an object to create it's image (line; ray, segment, circle, circle arc, polygon, broken line). You can click on several objects (as long as the center of similitude is blinking).


Measures.


Length measure.

Non-oriented angle measure.

Oriented angle measure.

Abscissa in a frame measure.

Ordinate in a frame measure.

Abscissa measure relative to two other points. Points have to be aligned.

Line slope measure in a frame measure.

Polygon or broken line length measure.

Area of a polygon measure.

Scalar multiplication measure.

Affix in a frame measure.


Value, text, LaTeX displays and formula editors.


Free value display creation.

Linked to point value display creation.

Free text display creation.

Linked to point text display creation.

Free LaTeX formula display.

LaTeX formula display linked to a point.

Creation a a free image display.

Creation of an image display linked to a point.

Creation of a formula editor associated with a calculation or a function.

Creation of a link between a display (text, LaTeX, value display, macro) and a point.

Suppression of the link between a text and a point.


Cursors, calculations, variables, functions and sequences.


Creation of a cursor. The cursor may be horizontal or vertical, with integer or not integer values.

New real calculus creation.

Creation of a real function of one variable and if wished drawing of it's curve.

Creation of a variable  (defined through mini, maxi, actual values and incrementation step).

Frame creation.

Calculation of an approximate solution of an equation.

Calculation of the abscissa of the maximum of a function on a segment.

Calculation of the abscissa of the minimum of a function on a segment.

Creation of the derivative function o a real function

Real recurrent sequence creation type of u(n+1)=f[u(n)] where f is a real function.

Complex recurrent sequence creation type of u(n+1)=f[u(n)] where f is a complex function.

New complex calculation.

New complex function of one variable.


Surfaces.


Surface creation delimited by a circle, polygon, circle arc, point locus (closed). See the surface.

Surface creation delimited by a point locus and a line. Locus extremities are projected on the line to define the edge.

Surface creation delimited by a point locus and two points.

Surface creation delimited by two point locus.

Crown creation (delimited by circles or polygons)

Half-plane creation.