两端固定的纸张拱起所成曲线的方程是什么？
既不是正态分布也不是悬链线、抛物线，准确的说角度在弧长参数下解的形式是椭圆函数，还需要通过曲线论基本定理映射回Descartes坐标系。
这个问题可以简化为二维平面的弹性曲线。一般情况是Euler弹性线问题，简单的说就是 仅仅考虑弯曲能情况下，一条曲线两端在位移和角度的约束下能量最小的构型是什么？
. And, for over a year of that time, YouTube demonetized every single video with the word “Linux” in the title. ⌘ Read more
Am I Your New Favourite Zombie-Slaying Video Game Character?! ⌘ Read more
Proprietary video stream; wealthy company lighting expensive candles
Big rocket go brrr
Fabiana Palladino – I Can’t Dream Anymore
Fabiana Palladino’s stellar debut album is out April 5th on XL / Paul Institute. Video directed by Caroline Waxse + Josh Renaut. Catch Fabiana live this week in Austin… Continue reading… ⌘ Read more
Amen Dunes – Boys
Video directed by Steven Brahms. Amen Dunes’ Death Jokes is out May 10th on Sub Pop… Continue reading… ⌘ Read more
MGW Diamond H is a Compact 4K HDMI Encoder with Dual GbE Ports
The MGW Diamond-H, recently launched by VITEC, is a compact 4K HDMI encoder designed to cater to the growing demands for high-quality, low-latency video streaming and IPTV distribution across various sectors including military, enterprise, broadcast, education, and sports. Featuring the capability to encode either 1x 4K60p or 4x HD using HEVC/H.264 from SDI/Composite sources, the […] ⌘ Read more
Fonteyn – Jody
Video directed by Trevor Free. Fonteyn’s “ Jody” is out now… Continue reading… ⌘ Read more
Washburn HS boys alpine ski team wins state
At Hyland Hills Ski Area, the temperature isn’t the only thing on the rise. The Washburn Boys Alpine Ski Team is hitting the slopes and historic highs at the same time. ⌘ Read more
THR Charts: ‘Bob Marley: One Love’ Stays on Top in the Box Office | THR Video
Bob Marley is still on top! We’re breaking down the box office numbers on today’s THR Charts: The Breakdown for Monday, February 26th. ⌘ Read more
‘Suspicious’ bag at OIA led to partial closure
One of the main roadways to Orlando International Airport (OIA) – and one of its three main terminals – has reopened following an hours-long investigation by law enforcement into a “suspicious” bag. ⌘ Read more
Montgomery County residents pack meeting to talk fate of Jenkintown Police
Many Jenkintown Borough community members packed yet another meeting to discuss the future of their police force. ⌘ Read more
Is Cardi B Preparing For Her Next Era?, Fifth Harmony Supports Normani & More | Billboard News
Fans speculate that Cardi B is making her musical comeback after the rapper noticeably wiped her social media pages. Dinah-Jane, Camila Cabello, Lauren Jauregui and Ally Brooke of Fifth Harmony showed fellow member Normani some love after announcing her debut album, ‘Dopamine.’ Rihanna let some fans hop into he … ⌘ Read more
Minneapolis robbery spree: 3 teens arrested
Police arrested three teens after a robbery spree in Minneapolis on Sunday with 14 people victimized. ⌘ Read more
Team unearthing fossils just 2 hours from Tampa
Over 79,000 fossils have been found at the Montbrook Fossil Site so far. ⌘ Read more
Will paper ballots make a comeback?
Judge Amy Totenberg must decide whether to toss aside computer ballot marking devices and embrace bubble-in paper ballots. The future of Georgia’s election system is up in the air. ⌘ Read more
Teens lead police on high-speed chase
Police in Tarrant County say a 15-year-old driver led them on a dangerous high-speed chase that ended with a crash in Dallas. Police released a portion of dash camera footage from Sunday morning’s chase showing how it ended near Downtown Dallas. ⌘ Read more
2 men attempt to smuggle 73 lbs of marijuana out of Dulles International Airport
Authorities released the mugshots of two men from Las Vegas who are facing federal charges accused of trying to smuggle more than 70 pounds of marijuana through Dulles International Airport. ⌘ Read more
‘The days of paying women less than men are over’: Tony Burke
Employment Minister Tony Burke says the gender pay gap is now at its “lowest ever level”.
A report into the gender pay gap for more than 5,000 Australian companies has been revealed.
“The days of secretly paying women less than men are now over,” Mr Burke said during Question Time.
“That’s as a result of particular changes that had been made by law by this government.
“Wome … ⌘ Read more
Why do Aussies love Pink?
She’s a singer, an aerial artist and since 2007, Australia has been home to some of Pink’s biggest fans. But why? What is it about Aussies that love her so much? ⌘ Read more
Smoke billows over Wingfield in Adelaide
A huge blaze at a scrapyard in Adelaide’s north sends a plume of black smoke over the city. ⌘ Read more
Karl Stefanovic backs US Super League
Broncos fan Karl Stefanovic has bought a stake in a proposed US Super League, with the group of investors looking to make rugby league a smash hit in America. ⌘ Read more
Dunkley seat a ‘path’ to Peter Dutton’s ‘victory’
The Seat of Dunkely is a “path to Peter Dutton’s victory,” says former Labor senator Stephen Conroy.
Mr Conroy’s comments come as voters in Dunkley prepare for the by-election.
“Peter Dutton has to win a seat like Dunkley,” he told Sky News Australia.
“This seat is a path to Peter Dutton’s victory.
“If he can’t win it on the back of twelve interest rate rises, a cost-of-living crisis, refugee boats … ⌘ Read more
Economic hardship in Dunkley will see votes ‘spray in a myriad of directions’
Redbridge Group Director Simon Welsh says the “personal stuff” is what sticks with him in the aftermath of focus groups in the Dunkley electorate.
“It is the stories of the economic hardship – particularly that northern half of the electorate,” he told Sky News Australia.
“I think that is going to be so volatile.
“I don’t think it necessarily … ⌘ Read more
History ‘will not treat’ Scott Morrison ‘as kindly as he would hope’
Former Labor senator Stephen Conroy says he thinks history “will not treat” former prime minister Scott Morrison as “kindly as he would hope”.
Mr Conroy said he doesn’t know if the “broader population” would “warm to him” as well.
“His own party were shocked and appalled by discovering that he had sworn himself into half the Cabinet positions,” he told Sky News A … ⌘ Read more
‘The heart of our agenda’: Albanese prioritising economic opportunity for women
The Albanese government is putting economic opportunity for women at “the heart of our agenda”, says Prime Minister Anthony Albanese.
“Women in particular will benefit from our tax cuts,” Mr Albanese said during parliamentary Question Time on Tuesday.
“90 per cent of women will be better off than under the old Morrison plan.
“Of course, to … ⌘ Read more
What is the ‘Who The F Did I Marry’ TikTok and why is it viral?
A 50 part series on TikTok named “Who TF Did I Marry?” has gone viral, after narrator Reesa Teresa delved into the extremely interesting and shocking experience she had married to a “pathological liar”. ⌘ Read more
Beau Lamarre-Condon: ‘Blood’ found near home linked to alleged killer cop
Police searching for the bodies of a TV star and his boyfriend Luke Davies and Jesse Baird have found blood near a home linked to alleged cop killer Beau Lamarre-Condon. ⌘ Read more
Democrats and Republicans putting forward their ‘weakest candidates’
Former White House chief of staff Mick Mulvaney says the only Democrat who can lose to Donald Trump is Joe Biden, and the only Republican who can lose to Joe Biden is Donald Trump.
It is all but sealed that the 2024 US election will be a Trump-Biden rematch, as the former president continues to dominate the Republican primaries.
“Both parties have sort of gone out … ⌘ Read more
‘Discrimination’: Independents call for ban on insurers using DNA ‘against’ people
Independent MP Kylea Tink has called for a ban on insurance companies from using DNA “against” people, which she says is “discrimination”.
Ms Tink, along with fellow independent David Pocock, have launched a push to try and ban life insurers from discriminating based on an individual’s DNA.
“This is actually a really important issue, an … ⌘ Read more
The Advertiser/7NEWS Adelaide: Paralowie murder arrest, Wayville shooter search
Tuesday February 27, 2024: What’s making news today. ⌘ Read more
Michigan State students create app that finds pick-up basketball games
They are from the Michigan State University Apple Developers’ Academy - who designed and built the app for users to either host a pick-up game or find one. ⌘ Read more
The Backstage Experience – February 26, 2024
The team has all the latest entertainment news in this episode of ‘The Backstage Experience.’ ⌘ Read more
FULL VIDEO: Don Steven McDougal arraignment – Feb. 21, 2024
Authorities have released full video of Don Steven McDougal being arraigned on capital murder charges in the death of 11-year-old Audrii Cunningham. ⌘ Read more
The Backstage Experience – Feb. 26, 2024
The team has all the latest entertainment news in this episode of ‘The Backstage Experience.’ ⌘ Read more
Foodies & Friends – Echoes
Join FOX 26’s Ruben Dominguez and Katie Stone from Echoes for Eat Drink HTX. ⌘ Read more
Caroline & Rashi – February 26, 2024
Join Caroline and Rashi as they talk about all things makeup on this edition of ‘Caroline & Rashi.’ ⌘ Read more
Mums strict newborn visitors rules
Would you use these rules for your newborn? ⌘ Read more
Olivier’s 13 punches to Rempe’s six resulted in Rempe being sent for concussion protocols
Olivier landed 13 punches to Rempe’s six, and Rempe was sent to the locker room for concussion protocols before returning later in the first period. ⌘ Read more
Influencer shamed over Taylor Swift outfit
Influencer Karina Irby has defended herself after she was sl*t shamed over an outfit she wore to Taylor Swift. ⌘ Read more
Liberals table long-awaited online harms legislation
Justice Minister Arif Virani tabled the Online Harms Act, promising the bill would respect freedom of expression while protecting children against online harm. The mother of a sexual abuse victim shared her story as Virani gave a press conference about the legislation. NDP House leader Peter Julian said the bill requires web giants to be more transparent. (Feb. 26, 2024) ⌘ Read more