Set theory

Wikipedia se
Ek venn diagram

Set theory ke kaam me laae ke mathematics me sets ke adhyan karaa jaae hae. Ek set kuchh chij ke sangrah (collection) hae. Ii chij ke set ke "element" nai to "member" bola jaae hae. Set likhe ke khaatir elements ke "curly brackets" ke bhittar likha jaae hae. Jaise ki {1,3,5,7}. Sets ke Venn diagram me bhi dekhaawa jaae hae.