GeoGebra 歷史舊版本 Page81

更新時間：2014-12-13
更新細節：

What's new in this version:

- CAS View: fix problem with c_1 changing to c_2
- P toggles the Probability View
- make sure the Style Bar doesn't change the Probability Calculator
- allow Root[] and Extremum[] for eg If[0 < x < 10,3x3 - 48x2 + 162x + 300]
- Web App: Text Tool fixed in Firefox
- Chrome App: fix Bold/Italic buttons in Text Tool
- CAS View: Vectors fully working
- 3D View: point move direction depends on tool selected
- 3D View: preview for pyramid and prism Tools
- HTML5: fonts updated for 3D view
- Copy & Paste working with Tools and 3D
- 3D View: File -> Open -> Insert File working
- fix for right-click in the Graphics View
- fix for G when a polygon selected
- Angle[(1,2),(3,4)] as shortcut for Angle[Vector[(1,2)],Vector[(3,4)]]

更新時間：2014-12-09
更新細節：

What's new in this version:

- Chrome App: fix problems with inserting image from WebCam
- CAS View: fix problem with c_1 changing to c_2
- fix for vertical toolbar
- fix for Sequence[Sequence[Surface
- larger Toolbar icons when fontsize increased

更新時間：2014-11-29
更新細節：

What's new in this version:

- fix for Turtle position on file load
- CAS View: fix for getting eg 4.35372862870553E8 from Algebra View
- Chrome App: make sure Selection Rectangle works when toolbar is showing

更新時間：2014-11-27
更新細節：

What's new in this version:

- fix for f == g (for multi-variable functions) and for Intersect[curve, curve]
- fix for Triangular[0, 50, 25, x, false]
- new version of Giac with fix for Integral[((x-2)(x-3))^2,2,3]

更新時間：2014-11-26
更新細節：

What's new in this version:

- new command Polar[ , ] to find the Pole of a Line
- allow transparent SVG export
- fix problem with Relative Copy of If[0 < A1 < 5, 0, 100]
- allow Translate[B, (1, 2, 3)] as shortcut for Translate[B, Vector[(1, 2, 3)]]
- SetValue[list, number] to change the selected index (for drop-down list)
- CAS View: new version of Giac with bugfixes including Join[{{{1}}}] and round(3.1+3.7ί )
- fix for CAS command in webSimple

更新時間：2014-11-25
更新細節：

What's new in this version:

- CAS View: fix for a/(1E8)²

更新時間：2014-11-23
更新細節：

What's new in this version:

- new commands TurtleUp[ ] and TurtleDown[ ]
- fix for angles appearing in Graphics View 2
- floor/ceil/round() for complex numbers / points / vectors
- new version of Giac with fixes for (1,1/sqrt(3)) and floor/ceil/round() for complex numbers
- round(pi,2) syntax added (CAS View and Input Bar)
- floor/ceiling/round working for complex numbers (CAS View and Input Bar)
- fix for Sequence[LowerSum[x², i, i + 1, 1], i, 1, 5]
- fix for Sum[Sum[x+2y, x, 1, 3], y, 2, 4]
- 3D View: fix for picking points rather than eg lines for dragging
- various PGF/TikZ export improvements
- Chrome App: fix for Toolbar Help

更新時間：2014-11-19
更新細節：

What's new in this version:

- fix for problem on tablets when applets are rescaled

更新時間：2014-11-18
更新細節：

What's new in this version:

- new commands TurtleUp[ ] and TurtleDown[ ] (probably)
- CopyFreeObject[] working for Rays, Segments
- improvement for checking equality of polynomial functions
- fix for drop-down lists (Chrome, Firefox)

更新時間：2014-11-17
更新細節：

What's new in this version:

- CAS View: make sure Distance[(1,2),3] gives an error
- ToBase[0.25,2] working
- new version of Giac with fix for NSolve[(If[3 < x < 4,x])=3.5,x=3.4]
- fix for (1,Iteration[x +1, 0, 2])
- fix for Sequence[If[t < tges + n d / v1, ... if t already defined
- make sure undefined lines work better with Input Boxes (y = ? not ?x + ?)