Yan Kow Cheong

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]

Airline Logic

Sixty-eight grounded,
one-two-four sails through the gate.
Airline math is odd.

https://t.co/1GVmD0JmI0 #Singapore #math #luggage #weight #airline #logic #discrimination #haiku #poetry #humor

[Yan Kow Cheong @MathPlus]

Autumn Embrace

Mooncake festival
draws two rogues together for
a fleeting détente.

Meme © Anon. #hostility #friendship #diplomacy #détente #peace #politics #China #USA #mooncake #haiku #poetry

[Yan Kow Cheong @MathPlus]

Peace Through Puzzles

In war-torn places,
frightened kids connect the dots,
praying for true peace.

Art by Luc Descheemaeker #Gaza #Iran #Ukraine #Sudan #war #bomb #numbers #puzzle #peace #haiku #poetry

[Yan Kow Cheong @MathPlus]

The Birman-Vasudha Collaboration

A female version
of Hardy-Ramanujan—
with fellow Brendle,
the trio proved a years-long
unsolved braid-theory knot.

https://t.co/1ceBLUJOxI #Singapore #math #girls #mentorship #topology #proof #knots #braids #longevity #tanka #poetry

[Yan Kow Cheong @MathPlus]

Omnipresent Trump

He claimed he was there!
How dare we doubt his presence?
Trust the messiah.

Art by Mick O'Hara #Trump #lies #9/11 #TwinTowers #cartoon #haiku #poetry

[Yan Kow Cheong @MathPlus]

Global Warring

ET guessed it right:
Used to be blue, but some thug
turned it orange-hot.

Art by Paolo Calleri #US #geopolitics #gulf #lake #strait #planet #Mexico #Ontario #Iran #haiku #poetry

[Yan Kow Cheong @MathPlus]

Dark Problem Solving: Can this “trick” deadly math question be answered using the “work backwards” strategy? Figure this out! Art by Tjeerd Royaards #kites #Gaza #war #problem-solving #strategy #math

[Yan Kow Cheong @MathPlus]

The New Prodigal Son

Father stands aloof:
no skinny, ailing calf waits
to greet the lost son.​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​

Art by Marian Kamensky #UK #royalty #relationship #prodigal #son #reconciliation #haiku #poetry

[Yan Kow Cheong @MathPlus]

Postmodern Parenting

Then: Marriage, sex, kids;
Now: Sex, kids, marriage—order
has lost its meaning.

https://t.co/JDs3QIfeZX #parenting #marriage #values #Ronaldo #football #soccer #FIFA #haiku #poetry

[Yan Kow Cheong @MathPlus]

Green MAGA

From Mar-a-Lago
to Morocco: flattery
meets thug’s vanity.​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​

Art by Franco Juri #MAGA #Morocco #king #dictator #highway #sycophancy #vanity #haiku #poetry

[Yan Kow Cheong @MathPlus]

A K–2 Math Problem: What is the next term in the Trump sequence? Art by Deb Milbrath #US #geopolitics #Iran #war #Trump #strategy #pattern #math #humor

[Yan Kow Cheong @MathPlus]

Entourage Bali: Shouldn’t #Singapore too ban these two Dutch racists? Their “excuse” that its run clubs were “open for everyone, including non-digital nomads” sounds pretty lame. https://t.co/AK6iLrN4PE #Indonesia #Bali #running #event #discrimination #immigration #travel #ban

[Yan Kow Cheong @MathPlus]

“When China is weak, you force opium on us. When China is strong, you force democracy on us.” —Kishore Mahbubani, Singaporean scholar & ex-diplomat, who exposed the arrogance and hypocrisy of the West. https://t.co/8TqVlFlIFa #China #democracy #Opium #wars #geopolitics #hypocrisy

[Yan Kow Cheong @MathPlus]

Political Math: Isn’t it a miracle that these two rogues aren’t in jail till their last breath? What are the odds that the Pardon-in-Chief might exonerate them for a few million bucks? https://t.co/MYLOp9dv3w #US #politics #crime #rape #sex #trafficking #extradition #pardon #math

[Yan Kow Cheong @MathPlus]

Singapore Math vs. China Math

Sounds like comparing
Messi versus Ronaldo—
which style reigns supreme?

Cartoon by Grok Imagine #China #Singapore #math #Argentina #Spain #football #soccer #Fifa #WorldCup2026 #haiku #poetry

[Yan Kow Cheong @MathPlus]

giraffe v. g-raph

My geeky girlfriend
sent this charming 2D graph—
two long, sexy legs.

Art from Amber Fossey’s “Be Wild Be Free” (2020). #Singapore #math #graph #giraffe #homophone #art #haiku #poetry #humor

[Yan Kow Cheong @MathPlus]

Win-Win Graft

Retirees richer
courtesy of klepto king—
golden bull is here.

Cartoon by Bill Bramhall #US #MAGA #pension #401k #index #stocks #crypto #corruption #haiku #poetry

[Yan Kow Cheong @MathPlus]

Feline Numerology

Exercise more faith
in your feline friend to win
big at the World Cup.

https://t.co/EJciEax7CL #cat #prediction #WorldCup2026 #Fifa #soccer #football #haiku #poetry

[Yan Kow Cheong @MathPlus]

The Magic and Math of Rainbows

The science and math
of a rainbow never dulls
its divine beauty.

https://t.co/Fy0SzfVStM #Singapore #math #rainbow #magic #wonder #science #Bible #haiku #poetry

[Yan Kow Cheong @MathPlus]

Feline Rule

A cat will outlive
nine Prime Ministers — as long
as clowns rule the land.

Art by Harm Bengen #UK #British #politics #power #resignation #football #captain #soccer #ineptitude #cat #haiku #poetry