If true, the following conjecture of Thomassen [Th81] is a planarity criterion for a special class of graphs that involves only K 5. Recall that a planar graph on n vertices contains at most 3n-6 ...

To be eligible for JEE Advanced 2026, candidates must rank among the top 2.5 lakh students in JEE Main 2026, satisfy the age ...

To be eligible for JEE Advanced 2026, candidates must rank among the top 2.5 lakh students in JEE Main 2026, satisfy the age criteria. Additionally, candidates must have appeared for their Class 12 ...

The Power of Siberia 2 pipeline marks a new phase in China–Russia energy ties. The pipeline offers Beijing a more reliable gas supply while deepening its strategic entanglement with Moscow. Despite ...

WASHINGTON — Cubic Defense is pursuing military customers for its flat-panel satellite communications terminal designed to operate across multiple orbits and networks. The San Diego-based military ...

Math fans can now spin, zoom, and explore complex equations in full 3D right on their iPad with iPadOS 26. Here's what it looks like. With iPadOS 26, Apple is introducing interactive 3D graphing in ...

Apple improved the Math Notes feature in iOS 26 and iPadOS 26, allowing users to input equations to create graphs in three dimensions. With ‌iOS 26‌ and ‌iPadOS 26‌, when you write an equation with ...

Moving two yards of topsoil seemed like a mundane truck task until we confirmed the ZR2’s payload capacity on the convenient door jamb sticker. It reads 1,234 pounds before you subtract the weight of ...

Japan’s SoftBank acquired stake last year that valued firm at more than €900m Cubic Telecom CEO Barry Napier. Photo: Adrian Weckler Cubic Telecom, the Irish internet-of-things software developer, saw ...

Saving equations in a calculator can be useful for many reasons. You may want to store equations in a calculator so they can be graphed. You may also want to save an equation so you can see what you ...

Little progress had been made in solving Ramsey problems since the 1930s. Now, researchers have found the answer to r(4,t), a longstanding Ramsey problem that has perplexed the math world for decades.

Japan's SoftBank Corp is to invest €473 million in Irish tech firm Cubic Telecom for a 51% equity stake in the company in a deal that values Cubic at more than €900 million. Cubic Telecom is ...