For any topological space X the ( Alexandroff ) one-point compactification αX of X is obtained by adding one extra point ∞ ( often called a point at infinity ) and defining the open sets of the new space to be the open sets of X together with the sets of the form G < font face =" Arial, Helvetica "> U </ font >

Pontificia Cohors Helvetica, or Cohors Pedestris Helvetiorum a Sacra Custodia Pontificis ) is a small force responsible for the safety of the Pope since 1506, including the security of the Apostolic Palace and access to the entrances to the Vatican City.

The country code top-level domain for Swiss web pages is. ch, coming from the Latin language name of the confederation, Confederation Helvetica.

Pontificia Cohors Helvetica or Cohors Pedestris Helvetiorum a Sacra Custodia Pontificis ) is a small force responsible for the safety of the Pope, including the security of the Apostolic Palace.

Optima ’ s design follows humanist lines, but its italic variant is merely an oblique, essentially a sloped roman without characteristic italic letterforms such as a single-storey a and rounded base of v and w. This is more typical of a realist sans-serif such as Helvetica or Univers.

One of their best known fonts is Swiss 721 BT, which is a Helvetica clone with condensed versions and a rounded version.

For example, when setting Helvetica at 12 point, the em square defined in the Helvetica font is scaled to 12 points or in ().

Helvetica is a widely used sans-serif typeface developed in 1957 by Swiss typeface designer Max Miedinger with Eduard Hoffmann.

Helvetica Textbook is an alternate design of the typeface.

Helvetica Inserat is a version designed in 1957 primarily for use in the advertising industry.

Helvetica Rounded is a version containing rounded stroke terminators.

Helvetica Narrow is a version where its width is between Helvetica Compressed and Helvetica Condensed.

Neue Helvetica is a reworking of the typeface with a more structurally unified set of heights and widths.

The font family is made up of 51 fonts including 9 weights in 3 widths ( 8, 9, 8 in normal, condensed, extended widths respectively ), and an outline font based on Helvetica 75 Bold Outline ( no Textbook or rounded fonts are available ).

Monotype's Arial, designed in 1982, while different from Helvetica in some few details, has identical character widths, and is indistinguishable by most non-specialists.

" Helv ", later known as " MS Sans Serif ", is a sans-serif typeface that shares many key characteristics to Helvetica, including the horizontally and vertically aligned stroke terminators and more uniformed stroke widths within a glyph.

Helvetica is used on signage on the Chicago ' L '

The British Rail typefaces of choice from 1965 were Helvetica and Univers, with others ( particularly Frutiger ) coming into use during the sectorisation period after 1983.

On the back side the letters CH standing for ( Confoederatio Helvetica ) are engraved next to a Swiss cross.

* 1910 – Max Miedinger, typeface designer, famous for creating Helvetica in 1957.

Both Book Antiqua and Arial ( the alternative for Helvetica ) share the original typefaces ' character width, spacing and kerning properties.

In 2007, Apple modified the iPod interface again with the introduction of the sixth-generation iPod classic and third-generation iPod nano by changing the font to Helvetica and, in most cases, splitting the screen in half by displaying the menus on the left and album artwork, photos, or videos on the right ( whichever was appropriate for the selected item ).

Neue Helvetica also comes in variants for Central European and Cyrillic text.

The characters C, G, R, Q, 1, a, e, r, and t are useful for quickly distinguishing Arial and Helvetica.

* Confoederatio Helvetica, the formal name for Switzerland, Latin in origin.

It was first used with Univers, and was adopted for use in the Frutiger, Avenir, and Neue Helvetica typeface families.

The corporate rebranding of BR as British Rail in 1965 introduced Rail Alphabet for signage, and Helvetica and / or Univers for printed matter.

; the Latinate " CH " stands for Confoederatio Helvetica.

Thus, the name appears on postage stamps, coins and other uses ; the full name, Confœderatio Helvetica, is abbreviated for uses such as the ISO 3166-1 alpha-2 and vehicle registration code CH, and the ccTLD,. ch.

Uppercase IJ glyph with the distinctive " broken-U " Typographical ligature | ligature in a Helvetica font for Omega ( TeX ) | Omega TeX

The Celtics ' old championship banners and retired numbers now hang at the team practice facility in Waltham, Massachusetts ; a new set of banners ( in Futura Condensed font for the championship banners and Helvetica for the retired numbers ) were made in time for the move to the FleetCenter ( now TD Garden ).

The station is unusual among MBTA stations for using Eurostile as a typeface for signage instead of Helvetica.

The ". ch " domain derives from Confoederatio Helvetica ( Helvetic Confederation ), the Latin name for the country.

The OS, including its freeware releases, included a large number of Bitstream fonts, including their clones of Times New Roman, Helvetica and Courier.

Generic versions of Helvetica have been made by various vendors, including Monotype Imaging ( CG Triumvirate ), ParaType ( Pragmatica ), Bitstream ( Swiss 721 ), URW ++ ( Nimbus Sans ), and Ray Larabie ( Coolvetica ).

A new logo and imaging was introduced on that date, featuring all text in bold Helvetica, including a minimal-style logo with the 2010 MTV logomark next to the word " Hits ".

A new logo and imaging was introduced on that date, featuring all text in bold Helvetica, including a minimal-style logo with the 2010 MTV logomark next to the word " Jams ".

Monotype Imaging ’ s subsidiaries are the owners of some of the most widely used typeface designs, including Helvetica, ITC Franklin Gothic, ITC Avant Garde, Optima, and Times New Roman.

Although updated versions of those font families begin to incorporate italic features, some font families, such as Avenir Next, Linotype Univers, Neue Helvetica, do not.

* The numbers on the R142As cars are in Akzidenz-Grotesk font while those on the R142 cars are in New York City's tradition Helvetica lettering.

One of their most iconic uniforms, worn from 1990 – 97, and the uniform that launched Reggie Miller into superstardom, was designed by American track and field athlete Florence Griffith-Joyner, and featured a modern typeset that resembled Helvetica.