When b is zero and A ≠ 0 the origin is an equilibrium ( or singular ) point of the flow, that is, if x < sub > 0 </ sub > = 0, then the orbit remains there.

The origin of the vocabulary remains unknown.

The origin of the Hamma term remains uncertain ,< ref >< cite id = Verg > as does the exact location of the castle.

In 1925, Naismith visited an Indiana basketball state finals game along with 15, 000 screaming fans and later wrote, that while it was invented in Massachusetts, " basketball really had its origin in Indiana, which remains the center of the sport.

The exact origin of the name remains a mystery.

Foundation remains of stone slab-or gable-shrines, or the cella memoriae of Mediterranean origin, may sometimes have been misunderstood in an earlier era of scholarship as a kistvaen, and the subject is complicated by this " woolly nomenclature.

The origin of the name Arthur remains a matter of debate.

Artifacts which are believed to be of Norse origin have been found in the area of Sodus Bay, indicating possible earlier visits by Europeans, but this remains unproven.

The origin of the oil patch remains unknown.

The origin of the river's name remains unclear.

The origin of the aureole remains debated, but it was likely formed by huge landslides or gravity-driven thrust sheets that sloughed off the edges of the Olympus Mons shield.

As one wraps around the polygon, these triangles with positive and negative area will overlap, and the areas between the origin and the polygon will be cancelled out and sum to 0, while only the area inside the reference triangle remains.

Intellect remains in the One, which means that it has the One as its origin.

Whether this is the origin of the French vernacular name panda remains uncertain.

The origin of Sunday worship in the 1st or 2nd century remains a debated point.

The precise origin of today ’ s hand salute remains unclear.

Early on during the 1920s Prohibition in the United States, the American journalist and student of American English H. L. Mencken noted :" The origin of the ... Tom-Collins ... remains to be established ; the historians of alcoholism, like the philologists, have neglected them.

The origin of seed plants is a problem that still remains unsolved.

For now, the date of the origin of clothing remains unresolved.

Their origin remains obscure.

The origin of the Pomaks remains a subject of debate.

The origin of the city remains uncertain.

Both remains were determined to be of males from a population who had characteristics " of mixed Euro-Mongoloid origin ".

The ultimate origin of the name Haifa remains unclear.

The origin of the name is a mystery but is believed to be aboriginal.

Along with the Mojito and the Daiquiri, the Cuba Libre shares the mystery of its exact origin.

The origin of the Berbers is a partial mystery.

The origin of the name, Pisa, is a mystery.

These facts seemed to me to throw some light on the origin of species — that mystery of mysteries, as it has been called by one of our greatest philosophers.

The origin of the Kurent is a mystery, and not much is known of the times, beliefs, or purposes connected with its first appearance.

In the opening lines of that work, Darwin writes that his intent is " to throw some light on the origin of species — that mystery of mysteries, as it has been called by one of our greatest philosophers ", referring to Herschel.

Approximately three times more deadly, the origin of the new strain remains a mystery.

Although he is mentioned in chronicles and is a basis for historical explanation of the origin of the Incas, his existence remains shrouded in mystery.

The exact origin of the name " Parks " is somewhat of a mystery.

" The origin is a mystery.

Even so, the origin of the name, " Ninety-Six ," likely remains a mystery.

Nevertheless, despite the mystery surrounding him, he was well aware of his imperial origin, and always called himself Gosudar ( Sovereign ).

It might have originated in Turin in the ninth century, but its origin is shrouded in mystery.

In the 1960s, neon and xenon components of trapped noble gases with unusual isotopic ratios were discovered in primitive meteorites, but their origin and the types of matter that contain them was a mystery.

AMORC traces its origin to mystery schools established in Egypt during the joint reign of Pharaoh Thutmose III and Hatshepsut, about 1500 BCE.

The origin of the Town Mountain granite, tightly-dated to late Mesoproterozoic times, is a minor mystery, stemming from a debate over whether or not it is related to the Grenville orogeny.

The mystery surrounding its origin and its meaning make some ancient Celtic explanation quite desirable but recent study has shown that it was most likely created in the sixteenth or seventeenth centuries AD possibly posing more questions than it answers regarding its meaning.

Their origin is shrouded in mystery, with some scholars asserting Gregorian chants as a major source, while others fancily point to Greek or Phoenician rowing songs called alelohuías.

Their origin is surrounded in mystery – perhaps they were demons made from snow, perhaps they are exiles from a frozen realm, or perhaps they have always been here, lurking.

The origin of the term punchline is actually a mystery to etymologists.

The origin of the river's name is something of a mystery ; although its current spelling may be derived from that of its much larger American cousin, it is most certainly a corruption of a different native name, as the translation ' great water ' would not apply to a relatively minor tributary of the Ottawa, definitely the largest river in the area.

Though it is certain that the poem is a derivative of the Book of Judith, still present in the Roman Catholic Bible, its authorship and year of origin remain a mystery.