Casio Scientific Calculator FX991EX

552 Function
Classwiz
Spreadsheet calculation
Variable List
Integration and Differential calculation
CALC and SOLVE function
Advanced Statistics
Complex number calculation
Base-n calculation
Equation calculation
Matrix calculation
Vector calculation
Scientific constants
Metric conversion
Advanced statistical distribution calculation
Inequality calculation
Ratio calculation
Engineering symbol calculation
QR code
Natural textbook display
Multi replay
Multiline display
Digit separator
10+2 digits
Icon Menu
Dot Matrix display
Plastic keys
Solar and Battery