At each position s, unit vector u < sub > n </ sub > points along the outward normal to the curve and unit vector u < sub > t </ sub > is tangential to the path.

At each point, the derivative of is the slope of a Line ( geometry ) | line that is tangent to the curve.

At the point where liquid begins to condense, the direction of the temperature and pressure curve will abruptly change to trace along the phase line until all of the water has condensed.

At each point, the derivative is the slope of a Line ( geometry ) | line that is tangent to the curve.

At each price point, a greater quantity is demanded, as from the initial curve < tt > D1 </ tt > to the new curve < tt > D2 </ tt >.

At least one researcher has attempted to create a Hubbert curve for the whaling industry and caviar, while another applied it to cod.

At the curve ( The Durango Curve ) southwest of downtown, between the 19th Avenue and Buckeye Road interchanges, it picks up the designation Maricopa Freeway all the way to the southern terminus at the second Interstate 10 junction.

At Athens Township ( just south of Waverly, New York ) in northern Pennsylvania, just across the New York state line, it receives the Chemung from the northwest and makes a right angle curve between Sayre and Towanda to cut through the Endless Mountains in the Allegheny Plateau.

At any point on a surface we can find a normal vector which is at right angles to the surface, the intersection of a plane containing the normal with the surface will form a curve called a normal section and the curvature of this curve is the normal curvature.

At the same time, this means a faster learning curve ; as while a skateboarder will have to spend weeks learning the most basic manoeuvres, such as the Ollie, or jump, a Streetboarder ( Snakeboarder ) simply has to strap himself to the board, and jump as he would without the board attached.

At San Jose, Tracy missed a right curve and went straight into an open space area.

At an intersection with Jones Avenue, Route 171 makes a curve to the northwest, intersecting with Commercial Avenue.

At a major bend to the curve along Route 11, Si Jones Road merges back into the highway.

At the budget line B2 and indifference curve I < sup > 4 </ sup >, the consumer will choose X < sup >'</ sup >.

At 13th Street the subway swings away from State Street on a reverse curve to the southwest then rises to another portal near 18th Street adjacent Metra's Rock Island District line.

At its widest, the curve is approximately across.

At each point of the curve, this attaches a frame of reference or rectilinear coordinate system ( see image ).

* At the crest of a hill or on a curve unless the driver can see at least 150 m ahead,

At a difference of 3 diopter spheres the lenses would however be very visibly different-one lens would need to be at least 3mm thicker and have a base curve increased by 7. 5 spheres.

At the extreme, Cape Verde hurricanes can track so far north as to curve all the way to Europe, such as Hurricane Helene of 2006 and Hurricane Isaac of 2000, both of which affected Ireland.

At 195 m in length, this bridge is allegedly the longest wooden trestle bridge with a curve still in use on a revenue railway in the southern hemisphere, and is the only wooden bridge still in use on a revenue railway in Melbourne.

At every moment, the thread will be tangent to the curve y = y ( x ) described by the object, so that it becomes completely determined by the movement of the puller.

At his inauguration, O ' Dwyer celebrated to the song, " It's a Great Day for the Irish ," and addressed the 700 people gathered in Council Chambers at City Hall: " It is our high purpose to devote our whole time, our whole energy to do good work ..." He established the Office of City Construction Coordinator, appointing Robert Moses to the post, worked to have the permanent home of the United Nations located in Manhattan, presided over the first billion-dollar New York City budget, created a traffic department and raised the subway fare from five cents to ten cents.

At a nearby Paris Métro station and aboard a subway train, Alex, Marcus, and a friend of theirs, Pierre, discuss sex.

At wide and high the subway could have accommodated two tracks without difficulty, but the SK & PS's controversial plan to excavate a trench across Hyde Park was opposed and the railway withdrew its private bill from Parliament in March 1891.

At the center of Ikebukuro is the train and subway station, a huge urban gathering shared by the JR East lines, the Seibu Ikebukuro Line and the Tōbu Tōjō Line.

At Tokyo Station, six Shinkansen, seven ordinary railway, and one subway line serve Chūō.

* At least 39 people are killed and around 120 injured in an explosion aboard a train on the Moscow Metro ( subway ) during the morning rush hour.

At the conclusion of the project's second phase, the Q's new northern terminal will be 125th Street, providing residents of Spanish Harlem and the Upper East Side with direct subway service via Second Avenue and Broadway to western Midtown, Lower Manhattan, and Brooklyn.

At the intersection of Ashland and Milwaukee Avenues, the Blue Line descends into Chicago's second subway route, continuing southeast under Milwaukee Avenue, east under Lake Street ( crossing beneath the Chicago River ) south under Dearborn Street ( through the central business district ) and west under Congress Parkway ( and a second river crossing ).

At that time, a Green Line was planned to pass through some of the area's poorest and most transit-dependent neighborhoods and provide them with subway service.

At Brooklyn Borough Hall, Willie explains how corrupt the contract system is for repair work on the subway.

At this council meeting, council approved light rail rather than a subway extension for Sheppard.

At the surface, some stations are designed to be a part of the shopping area which are located above the subway.

At the time of construction, these subway cars were the longest in the world.

At the time, it was the oldest train operating in the TTC subway system, as well as the only model that was not equipped with air-conditioning systems and had large orange bench seating.

At the beginning of 21st century, they also began to surf subway trains in Moscow Metro and organized trainsurfing crews and web-communities.

At that time, a Green Line was planned to pass through some of the area's poorest and most transit-dependent neighborhoods and provide them with subway service.

At the same time, a previously little-known group called the Bus Riders Union sued the city — on the basis of racial discrimination — over diversion of funds from buses to Red Line construction, and managed to force it into a ten-year consent decree in 1996 that eviscerated MTA funding for the construction of subway and light rail projects.

At precisely 2: 35 pm, the first subway train departed from City Hall station with Mayor McClellan at the controls.

At street level, in the pavement in front of City Hall, a plaque can still be seen commemorating groundbreaking for the subway in 1900.

* At Anyang, where both subway and passenger train stops, rapid subway train platforms ( high level platforms ) are connected with passenger train platforms ( low level platforms ).

At the southern end of the park is a Bangkok Metro subway system stop, called " Lumphini station ".

At the BMT half, the south track served subway trains to Manhattan and the BMT Broadway Line.