infobox: name_1:ఆనందరాజు	image_1:Ananda	image_2:rau	image_3:.	image_4:jpg	image_size_1:200px	birth_date_1:{	birth_date_2:{	birth_date_3:birth	birth_date_4:date	birth_date_5:|	birth_date_6:1893	birth_date_7:|	birth_date_8:9	birth_date_9:|	birth_date_10:21	birth_date_11:|	birth_date_12:df	birth_date_13:|	birth_date_14:=	birth_date_15:|	birth_date_16:y	birth_date_17:}	birth_date_18:}	birth_place_1:చెన్నై	birth_place_2:,	birth_place_3:బ్రిటిష్	birth_place_4:ఇండియా	death_date_1:{	death_date_2:{	death_date_3:Death	death_date_4:date	death_date_5:and	death_date_6:age	death_date_7:|	death_date_8:1966	death_date_9:|	death_date_10:01	death_date_11:|	death_date_12:22	death_date_13:|	death_date_14:1893	death_date_15:|	death_date_16:11	death_date_17:|	death_date_18:7	death_date_19:|	death_date_20:df	death_date_21:|	death_date_22:=	death_date_23:|	death_date_24:y	death_date_25:}	death_date_26:}	death_place_1:ముంబై	death_place_2:,	death_place_3:ఇండియా	nationality_1:భారతీయుడు	ethnicity_1:తమిళం	field_1:గణితశాస్త్రం	alma_mater_1:ప్రెసిడెన్సీ	alma_mater_2:కళాశాల	alma_mater_3:,	alma_mater_4:మద్రాసు	doctoral_advisor_1:జి	doctoral_advisor_2:.	doctoral_advisor_3:హెచ్	doctoral_advisor_4:.	doctoral_advisor_5:హార్డీ	workplaces_1:ప్రెసిడెన్సీ	workplaces_2:కళాశాల	workplaces_3:,	workplaces_4:మద్రాసు	known_for_1:summabilty	known_for_2:of	known_for_3:series	known_for_4:,	known_for_5:theory	known_for_6:of	known_for_7:functions	known_for_8:of	known_for_9:a	known_for_10:complex	known_for_11:variable	known_for_12:and	known_for_13:sums	known_for_14:of	known_for_15:an	known_for_16:even	known_for_17:number	known_for_18:of	known_for_19:squares
serialized_infobox: <TAG> name </TAG> ఆనందరాజు <TAG> image </TAG> Ananda rau . jpg <TAG> image size </TAG> 200px <TAG> birth date </TAG> { { birth date | 1893 | 9 | 21 | df | = | y } } <TAG> birth place </TAG> చెన్నై , బ్రిటిష్ ఇండియా <TAG> death date </TAG> { { Death date and age | 1966 | 01 | 22 | 1893 | 11 | 7 | df | = | y } } <TAG> death place </TAG> ముంబై , ఇండియా <TAG> nationality </TAG> భారతీయుడు <TAG> ethnicity </TAG> తమిళం <TAG> field </TAG> గణితశాస్త్రం <TAG> alma mater </TAG> ప్రెసిడెన్సీ కళాశాల , మద్రాసు <TAG> doctoral advisor </TAG> జి . హెచ్ . హార్డీ <TAG> workplaces </TAG> ప్రెసిడెన్సీ కళాశాల , మద్రాసు <TAG> known for </TAG> summabilty of series , theory of functions of a complex variable and sums of an even number of squares
summary: కె. ఆనందరావు ( 21 సెప్టెంబరు 1893 - 22 జనవరి 1966) ప్రసిద్ధ భారతీయ గణిత శాస్త్రవేత్త.