MathPlus's profile picture. A consultant for MathPlus Consultancy, K C Yan writes and edits math textbooks and supplementary titles for local and foreign publishers, and coaches mathletes.

Yan Kow Cheong

@MathPlus

A consultant for MathPlus Consultancy, K C Yan writes and edits math textbooks and supplementary titles for local and foreign publishers, and coaches mathletes.

World Toilet Day (Nov. 19): In our “ego system,” where millionaires and billionaires are idolized, and toilet janitors or cleaners are seen as losers, about 3.6 billion folks have inadequate #sanitation services, and two billion sans safe clean drinking water. #toilet #statistics


Sensing that scores of mostly morally corrupt lawmakers would snub him, and to avoid a bigly setback, he’s doing a 180 degree turn, by “urging” them to vote to release the #Epstein files—he’s “praying” that no revelations would end his presidency prematurely. #US #politics #crime

MathPlus's tweet image. Sensing that scores of mostly morally corrupt lawmakers would snub him, and to avoid a bigly setback, he’s doing a 180 degree turn, by “urging” them to vote to release the #Epstein files—he’s “praying” that no revelations would end his presidency prematurely. #US #politics #crime

Filters to Fries Parabolas gleam, Cigarettes masquerading, Addiction’s new fry. Meme © Anon. #branding #tobacco #vaping #fries #sodium #poison #health #haiku #poetry

MathPlus's tweet image. Filters to Fries

Parabolas gleam,
Cigarettes masquerading,
Addiction’s new fry.

Meme © Anon. #branding #tobacco #vaping #fries #sodium #poison #health #haiku #poetry

Dog Algebra: To whom do dogs X and Y belong? Mr. A? Ms. B? Dr. C? tinyurl.com/mr2uj5n8 #Singapore #math #algebra #dogs #ownership #claim #divorce #justice


3:16 Breath Whoever believes— shall not perish, but inhale eternal spring. #decision #Christ #salvation #eternity #haiku #poetry


Trump, Tariffs & Travel Golden tariffs gleam, Premiums soar, borders stall— Paychecks lost in fog. #US #politics #tariffs #Obamacare #shutdown #SNAP #salaries #delays #haiku #poetry

MathPlus's tweet image. Trump, Tariffs & Travel

Golden tariffs gleam,
Premiums soar, borders stall—
Paychecks lost in fog.

#US #politics #tariffs #Obamacare #shutdown #SNAP #salaries #delays #haiku #poetry

Singapore’s PSLE Maths Dreaded maths paper Shuns rote and test tricks— Ignites insight. tinyurl.com/55d266ek #Singapore #PSLE #math #exam #rote-learning #minimalist #haiku #poetry


Disabilities & Accessibility: When the product of a negative (complain) and another negative (lies) could produce a positive (awareness or invention). tinyurl.com/yxj4jp2e #Shenzhen #China #infrastructure #empathy #Taiwan #inhumanity #dishonesty #apology #technology #robotics


Percent or Perish Pumpkin mask hides face— Percent sign glows in the dark. They flee for their lives! #Halloween #math #percent #tariff #threat #haiku #poetry #humor

MathPlus's tweet image. Percent or Perish

Pumpkin mask hides face—
Percent sign glows in the dark.
They flee for their lives!

#Halloween #math #percent #tariff #threat #haiku #poetry #humor

The Museum (or Art Gallery) Problem: When a 50-year-old math theorem could have theoretically prevented the Louvre robbery. tinyurl.com/2sy3e8vf #Paris #Louvre #museum #camera #security #robbery #theft #math


National Cat Day Whiskers claim the day— Shelters hum with eager purrs, New homes, hearts entwined. #cat #feline #adoption #shelter #pet #owner #care #joy #haiku #poetry

MathPlus's tweet image. National Cat Day

Whiskers claim the day—
Shelters hum with eager purrs,
New homes, hearts entwined.

#cat #feline #adoption #shelter #pet #owner #care #joy #haiku #poetry

Position Closed Ninety K an hour— Remote, part-time, Al dreams. Closed. One click. Denied. #Singapore #Mercor #AI #job #application #ad #blunder #haiku #poetry

MathPlus's tweet image. Position Closed

Ninety K an hour—
Remote, part-time, Al dreams.
Closed. One click. Denied.

#Singapore #Mercor #AI #job #application #ad #blunder #haiku #poetry

Our Secret Place Our human owners Would never guess where we camp When they are away. #cat #dog #freedom #secret #bond #haiku #poetry

MathPlus's tweet image. Our Secret Place

Our human owners
Would never guess where we camp
When they are away.

#cat #dog #freedom #secret #bond #haiku #poetry

Prenup Perspective Dating that rich jerk Like wedding Trump-gold plated Divorce seals the deal #decision #dating #marriage #infidelity #divorce #haiku #poetry #cartoon

MathPlus's tweet image. Prenup Perspective

Dating that rich jerk
Like wedding Trump-gold plated
Divorce seals the deal

#decision #dating #marriage #infidelity #divorce #haiku #poetry #cartoon

SG Hawkerpreneurs Michelin-starred broth: Mutton soup’s legacy simmers, Will its taste endure? tinyurl.com/bdw42ryr #Singapore #hawker #food #kambing #mutton #soup #Michelin #haiku #poetry


Bat Math No more math dread looms: Sweaty palms, racing heart fade, Fears buried tonight. #math #anxiety #mathophobia #curable #Mathnasium #Halloween #haiku #poetry

MathPlus's tweet image. Bat Math

No more math dread looms:
Sweaty palms, racing heart fade,
Fears buried tonight.

#math #anxiety #mathophobia #curable #Mathnasium #Halloween #haiku #poetry

Land of Wilderness Eerie centipede, Three-faced girl looms in moonlight, Shadows haunt the wild. tinyurl.com/56j4trfx #Lijiang #Yunnan #China #artworks #surrealism #creativity #horror #haiku #poetry


Tasting God Sing His praise always, Wisdom leads those who revere, He’s close in our lows. “Taste and See that the Lord is Good” Fr: Psalm 34 by Revd Moses Israeli youtu.be/oDx3q5tGY84 #Singapore #StAndrews #Cathedral #haiku #poetry

MathPlus's tweet card. Taste and See that the Lord is Good • 12 Oct 2025

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Taste and See that the Lord is Good • 12 Oct 2025


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