Colm Mulcahy(@CardColm) 's Twitter Profileg
Colm Mulcahy

@CardColm

Prof Emeritus Spelman College, Adjunct Prof WIT/SETU. Chair Gathering 4 Gardner. Curator Annals of Irish Maths. Author "Mathematical Card Magic" AKP/CRC (2013).

ID:203479775

linkhttp://cardcolm.org calendar_today16-10-2010 11:04:14

95,2K Tweets

5,8K Followers

3,4K Following

Biden’s Wins(@BidensWins) 's Twitter Profile Photo

BREAKING: In a stunning announcement, Vice President Harris announces that medical debt can no longer be used to help determine your credit score. This is a big deal. Retweet so all Americans hear this incredible news.

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Waterstones(@Waterstones) 's Twitter Profile Photo

Just announced, the 2024 shortlist for The Orwell Prizes! From a revelatory history of the female body to a compelling account of the fall of the Berlin Wall, discover the nominees here: exyu.short.gy/84qj0G

Just announced, the 2024 shortlist for @TheOrwellPrize! From a revelatory history of the female body to a compelling account of the fall of the Berlin Wall, discover the nominees here: exyu.short.gy/84qj0G
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Colm Mulcahy(@CardColm) 's Twitter Profile Photo

Full Inch walk early morning 11.32km traversed clockwise. Saw nobody for first 2hr 40mins. The seal here has ceased to be.

Full Inch walk early morning 11.32km traversed clockwise. Saw nobody for first 2hr 40mins. The seal here has ceased to be.
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Jay Cummings(@LongFormMath) 's Twitter Profile Photo

Here is a lovely geometric proof that sqrt(2) is irrational.

The proof begins by looking at an isosceles right triangle whose legs have length 1. By the Pythagorean theorem, this triangle's hypotenuse will have length sqrt(2).

Here is a lovely geometric proof that sqrt(2) is irrational. The proof begins by looking at an isosceles right triangle whose legs have length 1. By the Pythagorean theorem, this triangle's hypotenuse will have length sqrt(2).
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Colm Mulcahy(@CardColm) 's Twitter Profile Photo

Full Inch walk early morning 11.32km traversed clockwise. Saw nobody for first 2hr 40mins. The seal here has ceased to be.

Full Inch walk early morning 11.32km traversed clockwise. Saw nobody for first 2hr 40mins. The seal here has ceased to be.
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Houses of the Oireachtas - Tithe an Oireachtais(@OireachtasNews) 's Twitter Profile Photo

Topical Issue 1: Deputy Mairéad Farrell Mairéad Farrell TD - To the Minister for Education - The provision of a special language class at Scoil Chaitríona, Renmore, Galway.
bit.ly/2wRX0Aj

#Dáil Topical Issue 1: Deputy Mairéad Farrell @Farrell_Mairead - To the Minister for Education - The provision of a special language class at Scoil Chaitríona, Renmore, Galway. bit.ly/2wRX0Aj #SeeForYourself
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Jac 🏴󠁧󠁢󠁷󠁬󠁳󠁿(@JacCymro1400) 's Twitter Profile Photo

The Welsh never saw the material benefits of their resource rich land, resources that could have made the Welsh people amongst the richest in the world were stolen from us. It was extracted and then transported east and around the world by private companies and the British state.

The Welsh never saw the material benefits of their resource rich land, resources that could have made the Welsh people amongst the richest in the world were stolen from us. It was extracted and then transported east and around the world by private companies and the British state.
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7 LÁ(@7LATG4) 's Twitter Profile Photo

Cad iad na ceisteanna atá chun cinn i dToghcheantar na nGleanntach?
Tuairimí an phobail ó Bhaile na Finne, Rann na Feirste, Árainn Mhóir, Toraigh, Gaoth Dobhair agus An Fál Carrach.

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Jordan Ellenberg(@JSEllenberg) 's Twitter Profile Photo

The Oxford economic index ranks Madison the 77th best city in the world, between Hong Kong and Orlando. oxfordeconomics.com/wp-content/upl…

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Johnny Ryan(@johnnyryan) 's Twitter Profile Photo

Join us in Dublin on Wednesday 5th June for an event on facial recognition, and the hard lessons from the U.S. experience with police FRT.
Speakers include Nate Freed Wessler Niamh O'Mahony @olgacronin Karlin Lillington 🦇 and others
eventbrite.ie/e/facing-facts…

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Keith Hann(@keithhann) 's Twitter Profile Photo

On the one hand, sacking all the people who used to check copy for typos has saved newspaper owners a lot of money. On the other hand there is the last line of this obituary in today’s The Times and The Sunday Times.

On the one hand, sacking all the people who used to check copy for typos has saved newspaper owners a lot of money. On the other hand there is the last line of this obituary in today’s @thetimes.
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