StemFox Scientific Calculator 对比 mechanical design engine 的使用情况和统计数据

Become a better engineer! Stop wasting your time on pointless busy work! Complete your calculations more quickly and accurately. Designed by an engineer, for engineers, StemFox has all the tools you need: Calculator STEM homework is technical and demanding. Accordingly, StemFox includes a calculator able to handle the most complex equations. From trigonometry to Bessel functions, StemFox has you covered! ･More than 80 mathematical functions. ･Quick reference to common basic scientific functions and operators. ･Quickly and easily copy and paste values. ･Quickly reference calculations in all parts of the app. ･Reference previous calculations via the ans(x) method. ･Prettyprint formatting of calculations. Textbook Companions Homework is an important portion of education. Entering equations into your calculator is not. Yet, this tedious error prone activity takes up a significant portion of homework time. Enter StemFox Textbook Companions. Textbook Companions contain references to a textbook’s equations and tables. Equations: ･Equations are referenced by number and name/description. ･Equations are searchable and divided into chapters for quick reference. ･Equations are solvable for any variable. Enter the known variables, and solve for the unknown one. ･Avoid error prone calculator entry. ･Avoid the errors and tedium of entering variables multiple times in the same equation. ･Decreases calculation time by as much as 90% over entering the entire formula yourself! Tables: ･Quickly lookup table values. ･Fast, easy, accurate, table linear interpolation. ･Copy and paste values with a simple tap, no transcription errors! Yay! Unit Converter Unit conversion is a common STEM activity. To speed up this irritating activity, StemFox offers the most comprehensive scientific unit converter available! ･More than two dozen separate units and nearly 300 individual conversions available. ･Tap to copy, tap to paste. SUBSCRIPTION INFORMAITON: • Subscribe on a monthly or annual basis to receive Unlimited Daily Solutions for the duration of the subscription. • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Setting after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription, where applicable. Terms of Use: http://stemfox.io/index.php/eula/ Privacy Policy: http://stemfox.io/index.php/privacy-policy/