Text for spelling and errors in real time. Correct punctuation and suggest alternative word choices. Receive clear explanations for each correction. Access a built-in dictionary for quick reference.
Learn strategies through structured lessons on openings like Sicilian Defense, Scandinavian Defense, Grünfeld Defense, Queen's Gambit Accepted, and Reti Opening.
Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.
