For Graphing Reversible Keyboard Pen-Touch Operation Equation Editor Shift/Change Graph Slide Show Rapid Graph/Window/Zoom For WriteView / Standard WriteView Direct Algebraic Logic (D.A.L.) Multi-Line Playback Constant/Chain Calculations Numerical Derivative/Integral Formula Memory Solver Function Matrix Function Resume Function Definable Memory
		The Equation Editor displays equations as they would appear in a textbook, providing improved comprehension for students. Note: The EL-9900, EL-9650/9600c and EL-9450 can also switch to conventional one-line editing. The display examples above are from the EL-9900.