Editing Sharp PC-1403 (section)

==Calculator==
Calculations could be performed in two modes ''CAL'' and ''RUN''.<ref name="Sharp_1986_PC-1403">{{cite book |title=SHARP Pocket Computer Model PC-1403 - Operation Manuel | publisher=[[Sharp Electronics]] / [[Sharp Corporation]] |location=Osaka, Japan |date=1986| url=http://pocketcomputerworld.free.fr/Manuals/PC-1403.pdf|archive-url=https://web.archive.org/web/20160910064809/http://pocketcomputerworld.free.fr/Manuals/PC-1403.pdf | archive-date=10 September 2016| url-status=live}}</ref> In the former, the PC-1403 would behave like a normal scientific calculator at the time with formulas entered in [[Calculator input methods#Immediate execution |algebraic logic]]. In ''RUN'' mode, [[Calculator input methods#BASIC notation|BASIC statements]] could be entered for immediate execution and print out. The latter was similar to the [[Calculator input methods#Infix notation|Direct algebraic logic]] employed by modern calculators.