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HP Prime – Release Notes-------------------------Date Released: 2015/04/27Internal Versions----------------- Firmware Version: 2015 04 27 (7820)Virtual Calculator Version: 2015 04 27 (7820) Connectivity Kit: 2015 04 27 (7820)Description-----------This release of the Prime Calculator firmware and associated PC software delivers significant new features and fixes outstanding issues. This document is not a complete list of all changes, but highlights specific items. All users of the HP Prime calculator are encouraged to upgrade for the best possible experience.Primary focus in this release is enhancements to statistics and graphing gestures.Statistics 1 Variable:1. Symbolic view improvements: a. Adds plot types: i Control ii Dot iii Steam and leaf iv Pie b. Box and whisker selection of outlier inclusion c. Non-integer frequency2. Plot view improvements: a. Plots of various types may be displayed b. Transparency used for color fill3. Numerical view improvements: a. Creation of additional columns beyond D1-D0 b. Ability to rename columns c. Allows up to 10000 numbers per column d. Better selection, movement and operations for editingStatistics 2 Variable:1. Symbolic view improvements: a. Adds med-med regression b. Adds frequency definition c. Adds more plot mark options and color selection2. Plot view improvements: a. Fit disabled by default3. Numerical view improvements: a. Creation of additional columns beyond C1-C0 b. Ability to rename columns c. Allows up to 10000 numbers per column d. Better selection, movement and operations for editingInference:1. Symbolic view improvements: a. Adds 1 way ANOVA2. Plot view improvements: a. Plot view now exists for all calculation typesFunction:1. Plot view improvements: a. Ability to pinch/zoom in the X direction only or Y direction only b. Ability to sketch a function directly of the types exp, ln, sin, x^2, linear New Functionality (Connectivity Kit)------------------------------------1. Application names not being translated in connkit2. Ability to view Home Variables, CAS variables, App Variables, and App Files3. Ability to add application icon to an application4. Program editor uses monospaced font and has line numbersNew Functionality (Calculator Software)---------------------------------------1. Added more distribution functions – density/cumulative/inverse: beta, exponential, gamma, geometric, negbinomial, uniform, weibull2. Added more random generation functions: binomial, chisquare, fisher, geometric, poisson, student3. Added functions DDAYS, DATEADD, DATEDAY4. Added application variables AFiles, AFilesB and DelAFiles. Allows direct access of application specific files5. Added variables HVars and DelHVars. Allows direct creation and access of home variables6. Added application variables AVars and DelAVars. Allows direct creation and access of application specific variables7. Applications now individually contained inside a directory structure to group variables and files together8. Sequence application can start at a location from 0-1000. Less stringent checking of recursion to allow things like U1(U2(N-1))9. Improved on-calculator DEBUG interface10. Added ability for title and display only in EDITLIST and EDITMAT11. Improved copy and paste in table editors through entire system12. Added CellName variable in spreadsheet to interact with names13. Added Cursor variable in spreadsheet to place cursor and selection14. Added a product template for 2D equation entry/display15. Improved plot/object drawing in CAS history to allow geometry objects and plots to be directly displayed16. Added MEMORY command to allow programs to check space17. Added UPPER and LOWER string commands to convert case18. Added display of G0-G9 in history19. Added ability to use + and – keys directly for one directional limits20. Added ability to use non-real inputs in the program catalog RUN menu21. Added clear confirmation on programs and note editorNew Functionality (Virtual Calculator)--------------------------------------1. Ability to copy from 2D table/grid editor and paste to other programs like spreadsheetsResolved issues and changes excluding CAS-----------------------------------------1. Resolved issue with local variable initialization in a program with using a complex number2. Renamed “Program” and “Note” into “AProgram” and “ANote” to distinguish better from variables “Programs” and “Notes”3. Resolved issue with having a space before the #end in a #cas #end block4. Resolved issue with local lists to allow local l= {{{1,2}}}; l(1,1,2);5. Resolved issue with FOR STEP not rounding step calculation6. Resolved issue with sqrt from catalog not placing cursor nicely7. Improved setting/getting in stats using H1-H5, S1-S58. Resolved issues with the Instruction(n) command9. Resolved issue where connkit causes emulator to not connect to streamer on connection if the connkit was running10. Improved interval arithmetic in advanced grapher for non-negative integer exponents11. Resolved issues with use of Notes variable12. Resolved issue with unit display in CAS using units in 2D display13. Resolved issue with Physics constants not being disabled in exam mode14. Improved named spreadsheet cells to appear in app variable menu15. Resolved issues with INPUT command16. Resolved issue with nested CHOOSE calls used from user key17. Resolved issue with program catalog "RUN" button and terminalResolved issues and changes in CAS----------------------------------1. Resolved issue with sum((-1)^k/k^2,k,1,inf)2. Return exact answer for some integrals like int(t^3/(exp(t)-1),t,0,inf)3. Added numeric evaluation of digamma and polygamma function Psi4. Resolved issue with variable in Dirac for ilaplace, e.g. ilaplace(2,x,t)5. Resolved issue with desolve(y''=(2)-(exp(-(x))))6. Return simpler solutions for some linear diff eqs7. Return something simple for things like sqrt(3)*(2*x)^(1/3)/(3x)^(1/4)8. Resolved issue with SVD and symmetric matrices9. Resolved issue with limit((tan(x)-x)/x^3,x=inf)10. Resolved issue with int(1/sin(x^-1))11. Resolved issue with arcLen(ln(cos(x)),x,0,pi/4)12. Resolved issue with randMat(5,5,4,7)13. Resolved issue with frequencies median([5,6,2,3],[2,2,2,2])14. Improved variable guessing in desolve15. Resolved issue with limit(√(x^2+2*x+1)-(√(x^2)),x,∞)16. Resolved issue with int(1/(cos(x)^4+sin(x)^4),x,0,pi)17. Resolved issue to avoid long calculations in nested sqrt simplification-----------------------------------------------------------------------------Previous Versions-----------------------------------------------------------------------------Date Released: 2014/12/03Internal Versions----------------- Firmware Version: 2014 12 03 (6975)Virtual Calculator Version: 2014 12 03 (6975) Connectivity Kit: 2014 12 03 (6975)Description-----------This release of the Prime Calculator firmware and associated PC software delivers significant new features and fixes outstanding issues. This document is not a complete list of all changes, but highlights specific items. All users of the HP Prime calculator are encouraged to upgrade for the best possible experience.Primary focus in this release was enhancements to communication and wireless.New Functionality (Connectivity Kit)------------------------------------User interface refined and improved.Much more reliable and capable communication.Multiple antennas supported for wireless communication.Progress bars are now shown for individual units during transfer data transfer.Much nicer "firmware update" window - adds support for detection of multiple units and more ways to receive prompts for updating units.Now possible to send a single item from one unit to everyone in the class in a single step.Improvements to screen monitoring.New Functionality (Calculator Software)---------------------------------------Added lower/upper optional inputs in cumulative probability functions. Binomial arguments now consistently ordered.Add ability to mix and edit CAS functions inline as part of larger programs - #cas to start a block, and #end to end it.New variables Notes and Programs created to allow programatic access.Geometry variables Instruction and DelInstruction provide programatic access to geometry constructions.Much faster scrolling in large notes, programs and equations.There is now an "Info" menu key in the memory manager. It reports free ram and available storage.VARS menu now has a "system" group which contains general system variables.TOff variable introduced. It is a millisecond value with minimum of 5s.TIME was renamed to TEVAL to avoid confusion with Time variable. Also now shows up in the catalog.SERIAL and VERSION commands introduced.Added an implicit_diff command to simplify implicit differentiation steps.Improved help throughout system and connected it in more places.New Functionality (Virtual Calculator)--------------------------------------Japanese user interface turned on for menus.There is now an "Info" menu key in the memory manager. It reports used ram and available storage.Resolved issues and changes excluding CAS-----------------------------------------0. Resolved issue with x^2 key in RPN and potential problem with app saving/removal.1. Resolved potential issue pasting formatted text into notes.2. Improved cursor positioning when working with very large notes or programs.3. Resolved issues with style selection in note editor.4. Resolved issue using large font in inference table view.5. Resolved issue storing into some inference variables from the command line.6. Improved spreadsheet to allow loading old format without issue.7. Resolved issue where plotfunc in command line could blink while help was open.8. Resolved issue with vector use involving MAKELIST and list2mat.9. Resolved issues with printing some messages from the CAS.10. Resolved issue where connectivity kit did not allow an empty password for exam mode.11. e^t^2 not printing with parens making it appear wrong. As part of fix, removed superscript 2 character from [x^2] key. Now does ^2 instead.12. Resolved some issues with various FILLPOLY inputs.13. Resolved issue with Send button not showing up on the emulator when selected to communicate with a calculator.14. Resolve issue in connectivity kit where menu cut/copy/paste were not always working in some places.15. Improved poll response to prompt for verification on single send, or with missing responses.16. Resolved issue with digit grouping making equations appear strangely in a few locations.17. Resolved an issue where [a b/c] could hide a negative sign.18. Resolved issue with using matrix store notation M1(5,1) on a vector.19. Resolved many issues in INPUT command. Also, chooser indexes in INPUT command were 0 based instead of 1.20. Introduced "Fit" variable in 2var statistics to programmatically control fit line removal.21. Resolved issue involving SetFreq.22. Resolved issue using built in function variables in makelist. ex: MAKELIST(F1,X,1,5,1)23. Brought back OS version on help about screen.24. Improved color choosers through system so initial color selection matches the current selection.25. Improved first boot screen.26. Resolved issue with REGRS command and trig fit.27. Some "NIST" group went and changed the definition of Faraday.28. Resolved issues with alphabetical app sorting.29. Switched to have fsolve in CAS->solve menu instead of less capable nSolve command.30. Improved the exam mode password/time screen to show remaining time better.31. Improved sleep to avoid the calculator from sleeping while streamer is connected and active.32. Resolved issue where terminal scrolling could hang system. Also added a titlebar on the terminal.33. Resolved issue with E+5/ interpreted as (E+5)/ instead of E+5/34. Removed ` from catalog. (auto eval quote)35. Resolved issue with program dialog box and digit grouping.36. Resolved memory issue in parser when using ICON keyword.37. Resolved issue where a matrix stored by M2:=M1 in home edited both M1 and M2.38. Resolved issue with digit grouping in solve application preventing solving with numbers >1000.39. Resolved issue with kinetic scrolling and editors.40. Enlarged size of advanced graphing memory so more scrolling can happen before redraw is needed.41. Resolved issue where define F1=..., F2=d F1(X) / X=X in symb, PLOT view, and then exit could cause undesirable effects.42. Resolved display issue where DMS value -1<x<0 was not showing negative sign.43. Improves Function app/Plot/Fcn/Root reports for some functions that jump over zeros.44. Resolved issue where STRING function was not working well with 4 or more parameters.45. Resolved issue where DRAWMENU was not able to use pictures as sourcesResolved issues and changes in CAS----------------------------------1. Improved simplify handling of surd/nthroot2. concat now accepts more than 2 arguments3. Fix for int(1/x^2,x,0,inf)4. Fix for fisher_cdf(5,6,2.1,∞)5. Changes for arcLen - support for curves having more than one arc and for points instead of parameter values for boundaries6. Additional checks for low accuracy integrals by gaussian quadratures to avoid Romberg method, example int(1/sqrt(1-x^6),x,0,1.)7. Improves multiple integrals like int(int(int(sqrt(x^2+z^2),z,-sqrt(y-x^2),sqrt(y-x^2)),y,x^2,4),x,-2,2)8. Fix for desolve(y''=1/x^2)9. Fix for sign, for example sign(sin(6283185307179586/1000000000000000))10. Fix for int((1-x)^(2/3)*x^(1/3),x,0,1)11. Fix for expand(x*2.9e-13+6.3e-13)12. Enables new syntax for substitution in expression like f:=x^2+1; f(x=1)13. int(1/sqrt(1+x^3),x,0.0,∞) now returns an approximate answer14. Fix for (f)solve(((3.068E-3/(0.118+1.001E-5*X))-(((1+2.126E-5*X)/(1+8.506E-5*X))-(0.3+2.55E-5*X)))=0,X);15. Setting default arg to 0 in piecewise to make limit work16. Added support for complex numbers in pmin17. Fix for limit((-9x^69+x^47+10)/(-7x^69+x^46+10),x=inf)18. Remove autosimplification after 'reorder'19. Fix for limit(surd(3^x+5^x,x),x,inf)20. Fix for solve(6e-34*f=g,f)21. Sort proot output22. If taylor or series have polynom as optional last arg, the order_size term is removed (shortcut for convert(series(...),polynom) to series(...,polynom))23. Improve warning for some ode that can not be solve explicitly24. Fix for int(x²/(9+x^6),x,-inf,inf), int(1/(x^2 + 6*x + 12),x,-inf,inf)25. Fix for trigtan(sin(x)/cos(x)) and for cSolve(x^4-1=3)26. SVD warnings for exact/symbolic matrices27. Fix for GD:=line(y=(4859/2500*ln(20)+631/125+(-4859/100000*ln(20)-631/5000)*x)):;GG:=plotfunc(1.301*ln(x)+3.406,x,-50,50):;single_inter(D,G);28. Changed ihermite to return a list29. Simplification of conj(conj()), conj(re()) and conj(im())30. median({1,2,3,4}) returns 2.531. rsolve now handles homographic recurrences if the fixed point has multiplicity 232. Computation of Beta(x,y) if x>0, y>0 and x+y is integer, recognition of integrals solvable by Beta, e.g. int(x^(1/3)*(1-x)^(2/3),x,0,1)33. If partfrac optional 2nd argument is a sqrt, does partial fraction expansion with factorization over this field extension34. Fixes for rootof (root selection and i with rootof)35. Improves arg and evalc for pow of complex numbers36. Fixes solve with piecewise containing a sqrt37. Fix for solve(x^5=-1)38. laplace now switches to exact mode39. Fix for piecewise in regroup and solve40. Fix order for regroup (fraction/monomials)41. Fix for SVD42. Fix for string(matrix), sum(sin(n*x)/n^2,n,1,inf), fsolve in degree mode without interval/guess43. Fix for Groebner basis and fix for comparing 2 symbolic complexes having the same imaginary part44. Improves some simplifications like abs(exp(i*x)+1) and some integrals of periodic function over a period45. Avoid rootofs for some factorizations46. Change for product/sum, e.g. for product(n,n,1/2,3,1/2)47. Calls exact on limit arguments48. Change piecewise printing to CASE49. Fix for int(exp(-x)/(1+x^2),x,0,inf)50. Fix complexroot(x^3+8,1e-5,0,2+2*i)51. Fix for solve(sin(x)=sin(2x))52. Accept = instead of - in zeros and czeros53. Call normal on inverse of matrix54. Fix for int(abs(sin(x)-cos(x-1)),x,0,3)55. fsolve now returns itself if the equation has more than 1 var, making commands like fsolve(int(fsolve(x^5+x=y,x,1e-14),y,0,t)=1/3,t=1.0) possible56. Improve detection of polynomial equation by fsolve. If fsolve has only one solution in a polynomial equation, returns the solution instead of a list of one solution57. Fix printing of ()^.5 (was incorrectly printed as sqrt())58. Fix for int(1/surd(x-1,5),x,1,33)59. Fix for desolve(y''+1/(x+1)=0,x,y)60. Make resultant with 0 return 061. Fix for ifactor(373196531)62. Fix for SVD of matrices having more columns than rows63. Make sorta/sortd work with complex numbers (sorting by real parts)64. Changed number of Pollard-rho tries for ifactor(2^101+5), removed some optimizations that seems to fail in some rare occurrences65. Integration - small improvement recognizing f(u)*u' pattern66. pmin now accepts sqrt and other algebraic extension of Q67. round([a,b],c) fixed68. Make limit(exp(-1/x^2)/x,x=0) work69. Fixed iquorem to behave like iquo+irem with negative integers70. Fix for int(frac(x),x,-1,2), int(frac(x),x,0,6.4) 71. Fix for int(sqrt((t-5*cos(t))^2 + (6*cos(1+sin(t)))^2),t,0,3)72. Fix for factor(3*a*cos(sqrt(3)*ln(-x)/2)-b*sin(sqrt(3)*ln(-x)/2)-sqrt(3)*a*sin(sqrt(3)*ln(-x)/2)+sqrt(3)*b*cos(sqrt(3)*ln(-x)/2)) 73. Fix for sum_riemann(1/sqrt(n^2+k^2),[n,k])......................................