steemitboard (66)in #life • 5 years agoRE: Snowing!!!Congratulations @vincentttw! You received a personal award! Birthday! - You are on the Steem blockchain for 2…steemitboard (66)in #life • 6 years agoRE: Snowing!!!Congratulations @vincentttw! You have completed the following achievement on the Steem blockchain and have been…steemitboard (66)in #life • 6 years agoRE: Snowing!!!Congratulations @vincentttw! You have completed some achievement on Steemit and have been rewarded with new badge(s)…steemitboard (66)in #life • 7 years agoRE: Snowing!!!Congratulations @vincentttw! You have completed some achievement on Steemit and have been rewarded with new badge(s)…screenname (66)in #stem • 7 years agoRE: The very useful math notesThis post has been ranked within the top 80 most undervalued posts in the second half of Dec 09. We estimate that this…steemitboard (66)in #stem • 7 years agoRE: The very useful math notesCongratulations @vincentttw! You have completed some achievement on Steemit and have been rewarded with new badge(s)…minnowsupport (70)in #mathematics • 7 years agoRE: Interesting math questionCongratulations! This post has been upvoted from the communal account, @minnowsupport, by MR.JT from the Minnow…bottymcbotface (54)in #introducingmeself • 7 years agoRE: introWelcome to Steem @vincentttw I have sent you a tipjeffreytong (60)in #introducingmeself • 7 years agoRE: introThen I think is bug . U use edit and correct that typo and then post again wortenhanger (43)in #introducingmeself • 7 years agoRE: introLooking forward to some articles on math. We enjoy math history especially, but also math as it relates to modern physics.jeffreytong (60)in #introducingmeself • 7 years agoRE: introUse the edit function dudejeffreytong (60)in #introducingmeself • 7 years agoRE: introIt's good to tag introducemeself :) nice typo XDwhd (63)in #mathematics • 7 years agoRE: Interesting math questionHere you can find one of the greates book about it it is for freemath-trail (59)in #mathematics • 7 years agoRE: Interesting math questionThat's great, fire away! I often try to encourage my best students to think like examiners or puzzle-makers and…whd (63)in #mathematics • 7 years agoRE: Interesting math questionThis branch of math is called Combinatorial analysis you shoudl read more about generating functios or sequencesmath-trail (59)in #mathematics • 7 years agoRE: Interesting math questionThe STEP question is easy enough, but what level are your students and how much time do you think they would spend on…