The TI-89 is a graphing calculator developed by Texas Instruments ( TI ) in 1998.

The TI-89 is one of the highest model lines in TI's calculator products, along with the TI-Nspire.

The TI-89 is essentially a TI-92 Plus with a limited keyboard and smaller screen.

The TI-89 is significantly smaller — about the same size as most other graphing calculators.

The TI-89 is not permitted on the ACT or the National Fundamentals of Engineering exam, although it is permitted on the SAT examinations.

The major advantage of the TI-89 over lower-model TI calculators is its built-in computer algebra system, or CAS.

The TI-89 Titanium is referred to as HW3 and uses the corresponding AMS 3. x.

The TI-89 Titanium is essentially a Voyage 200, except it doesn't have an integrated keyboard.

The Titanium also has a slightly differing case design from that of the TI-89 ( the Titanium's case design is similar to that of the TI-84 Plus ).

In some cases, only one character needs to be changed ( the ROM base on TI-89 is at 0x200000, whereas the TI-89 Titanium is at 0x800000 ) by hand or by patcher.

In the United States, the TI-89 is allowed by the College Board on all calculator-permitted tests, including the SAT, some SAT Subject Tests and the AP Calculus, Chemistry, and Statistics exams.

The 68000 line of processors has been used in a variety of systems, from modern high-end Texas Instruments calculators ( the TI-89, TI-92, and Voyage 200 lines ) to all of the members of the Palm Pilot series that run Palm OS 1. x to 4. x ( OS 5. x is ARM-based ), and even radiation hardened versions in the critical control systems of the Space Shuttle.

In response to these concerns, Texas Instruments introduced the TI-89 which is functionally similar to the original TI-92, but featured Flash ROM and 188 KB RAM, and a smaller design without the QWERTY keyboard.

The TI-89 Titanium offers exactly the same functionality in a smaller format that is also legal on the SAT test, but not the ACT test.

The TI-81 is powered by a Zilog Z80 microprocessor, like those used in almost every other Texas Instruments graphing calculator ( except the TI-80, TI-89, TI-89 Titanium, TI-92, TI-92 Plus, Voyage 200 and TI-Nspire series ).

TI-BASIC is the unofficial name of a BASIC-like language built into Texas Instruments ( TI )' s graphing calculators, including the TI-83 series, TI-84 Plus series, TI-89 series, TI-92 series ( including Voyage 200 ), TI-73, and TI-Nspire.

An entirely different command is required to clear the screen in the TI-89.

For TI-89 programmers, ghost space starts from address 0x40000, and it is widely used to circumvent some of the protections introduced with the HW2 ( hardware version 2 ) release of the calculator.

The TI-89 Titanium also has a USB On-The-Go port, for connectivity to other TI-89 Titanium calculators, or to a computer ( to store programs or update the operating system ).

There are some minor compatibility issues with C and assembly programs developed for the original TI-89.

Other TI graphing calculators have been designed to be appropriate for calculus, namely the TI-85, TI-86, TI-89 series, and TI-92 series ( TI-92, TI-92 Plus, and Voyage 200 ).

For Further Mathematics an approved graphics calculator ( for example TI-83 / 84, Casio 9860, HP-39G ) or CAS ( for example TI-89, Classpad 300, HP-40G ) can be used.

Experiments with the TI-89, 92, 92 + and Voyage 200 machines show the possibility of installing some variants of other systems such as a chopped-down variant of CP / M, an operating system which has been used for portable devices in the past.

The calculator can also run most programs written for the TI-89 and TI-92 as well as programs specifically written for it.

A version for the TI-89 graphing calculator has also been created by Paul Griffin, in TI-89 Assembly.

At the turn of the millennium, the line between a graphing calculator and a handheld computer was not always clear, as some very advanced calculators such as the TI-89, the Voyage 200 and HP-49G could differentiate and integrate functions, solve differential equations, run word processing and PIM software, and connect by wire or IR to other calculators / computers.

Texas Instruments uses the 68000 in its high-end graphing calculators, the TI-89 and TI-92 series and Voyage 200.

The TI-89 and the TI-89 Titanium are graphing calculators developed by Texas Instruments.

The TI-89 Titanium also features some pre-loaded applications, such as " CellSheet ", a spreadsheet program also offered with other TI calculators.

In many testing situations, the TI-89 and TI-89 Titanium, along with the HP-49 series, are the most powerful and function-rich graphing calculators that are permitted: the TI-92 series, with otherwise comparable features, have QWERTY keyboards that result in them being classified as computer devices rather than calculators.

Some graphing calculators, such as the Casio 9860 series, HP-49 series, TI-89, and TI-Nspire, or the TI-83 Plus / TI-84 Plus with the PrettyPt add-on, can perform pretty-printing.

This includes calculators such as the TI-89 series.

* Ice Hockey 68k Port to TI-89 / Titanium, TI-92 / Plus, and Voyage 200 calculators located at ticalc. org

In the summer of 2004, the standard TI-89 was replaced by the TI-89 Titanium.

The TI-89 runs on a 32-bit microprocessor, the Motorola 68000, which nominally runs at 10, 12, or 16 MHz, depending on the calculator's hardware version.

There are four hardware versions of the TI-89.

HW1 and HW2 correspond to the original TI-89 ; HW3 and HW4 are only present in the TI-89 Titanium.

The TI-89 Titanium was released in the summer of 2004, and has largely replaced the popular classic TI-89.

Accidental war is so sensitive a subject that most of the people who could become directly involved in one are told just enough so they can perform their portions of incredibly complex tasks.

An approach that has appealed to some choreographers is reminiscent of Charles Olson's statement of the process of projective verse: `` one perception must immediately and directly lead to a further perception ''.

he is questioning, also, every epistemology which stems from Hume's presupposition that experience is merely sense data in abstraction from causal efficacy, and that causal efficacy is something intellectually imputed to the world, not directly perceived.

A point like p gets information directly from n, but all information beyond n is indirectly relayed through n.

The liberal-conservative division, we might observe in passing, is not of itself directly involved in a private interest conflict nor even in struggle between ruling groups.

but there is much here also which bears directly on his personal quarrel with Swift.

On the other hand, the bright vision of the future has been directly stated in science fiction concerned with projecting ideal societies -- science fiction, of course, is related, if sometimes distantly, to that utopian literature optimistic about science, literature whose period of greatest vigor in the late nineteenth and early twentieth centuries produced Edward Bellamy's Looking Backward and H. G. Wells's A Modern Utopia.

Thus science is the savior of mankind, and in this respect Childhood's End only blueprints in greater detail the vision of the future which, though not always so directly stated, has nevertheless been present in the minds of most science-fiction writers.

That is how the real routine of resistance goes on, and its strength is directly proportionate to the number of insignificant people who can let themselves be taken to pieces, piece by piece, without quitting.

These problems frequently arise where a firm is making items for the Government not directly along the lines of its normal civilian business or where the Government specifications require operations that the firm did not understand when it undertook the contract.

It should be kept in mind that the ease or difficulty with which a town or city can convert to the proposed plan is directly dependent upon the financial condition of that town or city.

No corporation engaged in commerce shall acquire, directly or indirectly, the whole or any part of the stock or other share capital of another corporation engaged also in commerce, where the effect of such acquisition may be to substantially lessen competition between the corporation whose stock is so acquired and the corporation making the acquisition, or to restrain such commerce in any section or community, or tend to create a monopoly of any line of commerce.

What is the probable attitude of other governments, including those less directly involved??

The copy itself, including any text or illustrations, is reproduced in full color directly on a thin Mylar polyester film by a photo screen process.

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The last column shows the rate of exchange that would have been observed at a relative intensity of 4 ( 14.7 cm. distance ) calculated on the assumptions that the incident light intensity is inversely proportional to the square of the distance of the lamp from the cell and that the rate is directly proportional to the incident light intensity.

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The form of the industry demand function is one which makes quantity demanded vary inversely with the product price, and vary directly with the level of Aj.

No person shall be referred to a position the filling of which will aid directly or indirectly in filling a job which ( 1 ) is vacant because the former occupant is on strike or is being locked out in the course of a labor dispute, or ( 2 ) the filling of which is an issue in a labor dispute.