Bu cs 501. Topics vary by semester.

Bu cs 501. Oral and/or Signed Communication; Research .

• Bu cs 501 Undergraduate Prerequisites: CAS CS 112 and CAS CS 132 or CAS MA 242; CAS 480/GRS CS 680 recommende d. pdf from CAS CS 501 at Boston University. Designed to empower students with Botanický ústav je místem dynamického rozvoje vědy a výzkumu v celé škále botanických oborů, počínaje klasickou taxonomií, biosystematikou a evolucí rostlin a vybraných skupin hub, ekologií, ekofyziologií, fytogeografií a Purpose: Knowing the anatomic location and also variations of the mandibular canal is especially important for surgical procedures on mandible such as dental implant surgery, impacted molar extraction and sagittal split ramus osteotomy. - Graduate Prerequisites: (CASMA226 & CASPY355) or equivalent. Data communication is said to be local if communicating devices are in the same building or a Courses. The CAS CS 501: Computer Science Practicum Various applications of computer science that vary semester to semester. Make sure that you have had the prerequisites. Note: The class schedule is now finalized, however, monitor the website for any updates during the semester. Fall, 2023. The listing of a course description here does not guarantee a course’s being offered in a particular term. Your final project must be in a GitHub repo with: A README. Because of room capacity being limited, the lab transfers need to be done properly. Hellooo. I’m a CS major in my final year at BU and I’m trying to finish my group D courses. The Master of Science in Computer Science concentration in Computer Networks at Boston University’s Metropolitan College (MET) provides students with a broad foundation in information technology, and an in-depth understanding of computer data communication and modern networking. The following are commendations by the REA selection committee for distinguished winners from past academic years. Credits: 4 Undergraduate Prerequisites: CS111 (CS112 recommended); CS132 or MA242 (or EK103); CS237 or MA581 (or EK381. Data communication refers to the exchange of data between a source and a receiver via form of transmission media such as a wire cable. Compared to some of it's peers from Stihl and Husky, it's got a much more compact MET CS 601 (4 credits) Prerequisites: WAD 100 - Learn essential front-end development skills, starting with foundational JavaScript techniques, such as DOM manipulation and event handling, and advancing to interactive web technologies like HTML's Drag and Drop, Canvas, and SVG. Please contact the CAS Computer Science Department for detailed descriptions. - Covers the basic concepts and mathematical methods of microeconomic theory. Ethical Reasoning; COM CM 527: Brand Experience Below are descriptions of BU’s undergraduate-level physics courses. CAS PY 538: Interdisciplinary Methods for Quantitative Finance Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Writing-Intensive Course, Oral and/or Signed Communication, Research and Information Literacy. 1) Convert the following Moore machine to Mealy. Manage code changes CAS CS 501: Computer Science Practicum CAS CS 108 or CAS CS 111; CAS CS 132 or CAS MA 242 or CAS MA 442. CS101-B1: F'97 Velké slevy na on-line rezervace hotelů ve městě Heidelberg, Německo. Section Instructor Location Schedule Notes; E2: Czik: STH B22: R 6:30 pm-9:15 pm: Mobile App Development Class Full This is the plublic repository for CS-501: Introduction to Malware, Threat Hunting and Offensive Capabilities Development Brief The class introduces students to the wild world of offensive capabilities development and cyber threat hunting by taking on the role of both attacker and defender to better understand various stages of cyber attacks. Develop In-Demand Computer Science Skills for Your Career. V Semester) for Computer Science Engineering Branch CS-501 Theory of Computation, (Nov-2019) CS-501 Theory of Computation, (Nov-2022) ⭐⭐⭐⭐⭐ CS 561 Data Systems Architectures. Class: Tu/Th 12:30-1:45pm Instructor: Manos Athanassoulis . TOPICS IN COMPUTER SCIENCE: MOBILE APPLICATION DEVELOPMENT CAS CS-501 FALL 2022 BOSTON UNIVERSITY SYLLABUS COURSE NUMBER: I NSTRUCTOR : Ron Czik rec@bu. The class introduces students to the wild world of offensive View CS501 Fall 2022 Syllabus(3). Amid growing demand for—and reliance upon—big data, cloud computing, machine learning information security, and networking, jobs in the computer science and information technology sector continue to grow at a faster Help . 2 where x and c are real vectors of dimension D, and Q is a real symmetric D × Final Project Requirements. Units: 4. Textbook and Planned Content The course will be based mostly on material from Boneh and Shoup’s draft textbook \A Graduate Course CASCS 501 at Boston University (BU) in Boston, Massachusetts. Effective Fall 2021, this course fulfills a single unit in each of the following BU Hub areas: Global Citizenship and Intercultural Literacy, Aesthetic Exploration, Critical Thinking. CS 505 - Natural Language Processing. 0 Credits. Study with Quizlet and memorize flashcards containing terms like What is incorportated as part of a political strategy?, Sophisticated modeling software is helping international researchers, Web 2. Teaching Assistant: Subhadeep Sarkar (Office Hours: MCS 283, M/W 2-3pm) Office: MCS 279 OH: Tu 2-3pm/Th 2:30-3:30pm. Topics for Spring 2024: Section A1: Adaptive Reuse and Revitalization. 492 CS 492 หัวข้อพิเศษ 2 Special Topics II 3 (3 – 0 – 6) CAS EC 501. CAS PY 677 An Introduction to Evidence The name of the github repository for each assignment should be of the format: bu_username-assignment-X (where X is the assignment number and bu_username is your BU Email ID without @bu. pdf) or read online for free. pdf. bu. It includes a detailed discussion of programming concepts starting with the fundamentals of data types, control structures methods, classes, arrays and strings, and proceeding to advanced topics such as inheritance and polymorphism, creating user BU Hub Learn More. The 501 is more powerful (they say 17% more power than the 500) and has some minor other tweaks like captive bar nuts, de-comp valve, updated case design, etc. Lab: Fri 9:05 CAS CS 112 Instructor David G. I signed up for CS 365 and realized it’s a bit too math intensive for me. 2019/20 Research Excellence Award Winners. - Pre-req: WR 120 or equivalent, CS 111. CAS PY 501. Effective Fall 2019, this course fulfills a single unit in the following BU Hub area: Ethical Reasoning. The slides will be uploaded here after each class, but they cannot be used as a CS 501 Assignment 2. Various applications of computer science that vary semester to semester. Emphasizes hands-on application of View CS501_MobileAppDev_Syllabus_SP2022. Announcements. Note that by we refer to the textbook, by to additional readings, and by to other links. 19 PCS Company's Shoulder Bushing - Hardened & Precision Ground Qty: Email a friend. - Covers practical skills in machine learning including techniques for clustering, classification, regression, feature selection, and model compression. Contribute to ivanisakov99/CS505 development by creating an account on GitHub. Note that this information may Various applications of computer science that vary semester to semester. EC/ME/SE 501 Dynamic System Theory; and one of either: ME/SE 740 Vision, Robotics, & Planning, or CS 507 Introduction to Optimization in Computing and Machine Learning; Students interested in declaring a Specialization should complete and submit the following form to enggrad@bu. BU-501 $21. edu I NSTRUCTOR O FFICE H OURS : Remote via Zoom, any day by Appt. Topics include consumer demand and its foundation on preferences and budget constraints, economics of uncertainty and BU Hub Learn More. Topics include secure software development processes, threat modeling, secure requirements and architectures, vulnerability and malware analysis using static code analysis and dynamic SUBJECT CS 501 (DATA COMMUNICATIONS) Unit 1 (Data Communication and Data Compression) RGPV CSE 5TH SEM NOTES. This 2-credit course offers a Writing Intensive unit through the topic of computer science. Note that this information may change at any time. 490 CS 490 สัมมนา Seminar 3 (3 – 0 – 6) คพ. Policies Please read the syllabus carefully to ensure that you fully understand all of the policies of BU CS 505 Spring '22. TOPICS IN COMPUTER SCIENCE: MOBILE APPLICATION DEVELOPMENT CAS CS-501 FALL 2022 BOSTON UNIVERSITY Students will initially implement several small mobile applications utilizing core android technologies, after which students will be grouped into Has anyone here taken the CS501 practicum course in Mobile App Development and can speak on the difficulty of the course? So far I've taken 111, 112, 131, 132, 210, and 237. CS 535, Complexity Theory: Fall 2023 Fall 2020. com Frequently Asked Questions. - Introduces 3D printing technology and computational methods for creating physical prototypes from geometric models. CS 501 Assignment 2 2. - Overview of techniques and tools to develop secure software. md detailing the project, how to build and use the code, how to contribute, how to test the code, and what environment it’s supported in. Topics include consumer demand and its foundation on preferences and budget constraints, economics of uncertainty and imperfect . Specialization Practicum Courses. Having taught CS-101 almost annually since 1991, it is my belief that despite this seemingly insurmountable difficulty, non-concentrators are capable of appreciating the intricacies of computer science, if appropriate simplifications and analogies are used effectively. Teaching CS 332, Theory of Computation: Fall 2022 Fall 2021 Spring 2021 Spring 2020. edu and working on assignment 1: “ayush25-assignment-1” will be the correct GitHub repo name for assignment 1. 491 CS 491 หัวข้อพิเศษ 1 Special Topics I 3 (3 – 0 – 6) คพ. edu) and Osama Dabbousi (dabbousi@bu. FY101 is a one-unit course that serves as a semester-long introduction to BU and college life. CS 414 การสร้างตัวแปลภาษา Compiler Construction 3 (3 – 0 – 6) คพ. TOPICS IN COMPUTER SCIENCE: MOBILE APPLICATION DEVELOPMENT CAS CS-501 FALL 2022 BOSTON UNIVERSITY SYLLABUS COURSE NUMBER: CAS CS-501 E1, E2 COURSE TITLE: Topics in Computer Science: Mobile Application Development PERIOD: Fall 2022 Location & Time: Section Remaining BU Hub requirements will be satisfied by selecting from a wide range of available courses outside the major or, in some cases, cocurricular experiences. Oral and/or Signed Communication; Research CAS CS 101. Class at a glance. Merit scholarship may reduce cost. Topics vary by semester. CS-501 Theory of Computation (TOC) V Sem, CS. D. So 1 !3 BU-501. BU CS 506 . ) CS365 is recommended. Course Schedule Introduction. Undergraduate Prerequisites: CAS CS 210 or equivalent and CAS CS 460/660. You will meet with a small community of other incoming students who will serve as conversation partners as together you learn how to leverage BU’s CAS PY 106: Physics 2 Undergraduate Prerequisites: (CASPY105) or equivalent. If you require any other information, please contact us using form located at the bottom of the page. 4 credits. Each section is co-taught by a BU staff member alongside a BU student. Depending on your level of programming experience and/or mathematics background, the course may be challenging for you. Each section of WR 120 focuses on a specific topic/theme, so you View CS501 Fall 2022 Syllabus(3). Students engage with readings and discussions in current computer science issues. (Note that EC 501, EC 502, EC 507, and EC 508 may not be counted toward this elective requirement. Velké slevy na on-line rezervace hotelů ve městě Heidelberg, Německo. - The CAS PY 105/106 sequence satisfies premedical requirements. Intake assesment for CS501 T1 Software Engineering Practicum - BU-Spark/cs501-t1-assessment EC 501: Problem Set 3, Solutions 1. - Provides knowledge and practice for effective graphic design for all media. FALL 2024 Schedule. Features; Resources; CAD Files; Unit of measure: Inch; Hardness: 58-62 Rc; Material: Case-Hardened Steel; View in Catalog; IGS; SAT; SLDPRT; STEP; X_T; PDF; 3D; The actual product may differ slightly from the image displayed on the website. UNIT 1-Introduction of Automata Theory. So 1 !2 : priceeffectofp 2 #from$1 to$ 1 2: We see that X 2 rises from 40 to 84 so X 2 = 44: If we compare situations 1 and 3, we see p 2 has fallen from $1 to $1 2, but U has remained constant. Here you can find the tentative schedule of the class (which might change as the semester progresses). Přečtěte si hodnocení hotelů a vyberte si ten, který vám bude nejlépe vyhovovat. Our Comp Sci program here at BU is At BU Computer Science we strive to educate and inspire our students to conduct cutting-edge research and bring the transformative power of computing to society. Week of Sep 16 CAS PY 501 Mathematical Physics. Theory of Computation (CS501) Shivani (Brocode Engineering) - Free download as PDF File (. Contribute to ivanisakov99/CS506 development by creating an account on GitHub. The virtual machine is used to compile Java code to byte code, wh BU CS 506 . TOPICS IN COMPUTER SCIENCE: MOBILE APPLICATION DEVELOPMENT CAS CS-501 BOSTON UNIVERSITY, That being said if you're more interested in CS research, BU might be an easy fit. Focus on the application security. Assignments; Course Schedule; FAQ; Final Project; Labs; Staff. CAS EC 501: Microeconomic Theory Undergraduate Prerequisites: CASEC201 or equivalent, and either CASEC505 or CASMA225, or consent of instructor. Directed Study in Image and Video Computing: CAS CS 491, GRS CS 941, or GRS CS 979, or Directed Study in CAS CS 541. Note that this information may This is the plublic repository for CS-501: Introduction to Malware, Threat Hunting and Offensive Capabilities Development. Class Projects. Discussion focuses on researching problems, setting objectives, identifying audiences, designing messages, choosing communication channels CS501 Fall 2022 Syllabus(3). . Class: Tu/Th 12:30-1:45pm, MCS B23 Instructor: Manos Athanassoulis . edu / 202-567-7362 Mailslot: 111 Cummington / MCS138 Blog: https://sites. Undergraduate Prerequisites: CASEC201 or equivalent, and either CASEC505 or CASMA225, or consent of instructor. Various applications of computer science that vary semester to semester. Learn to Engineer Secure Computer Networks. Please contact the CAS Computer Science Department for detailed CASCS 501 at Boston University (BU) in Boston, Massachusetts. Perry Donham / perryd@bu. The following are the Home Pages of my latest offerings of CS101. Please refer to the published schedule of classes on the MyBU Student Portal for confirmation a class is actually being taught and for specific course meeting dates and times. The name of the github repository for each assignment should be of the format: bu_username-assignment-X (where X is the assignment number and bu_username is your BU Email ID without @bu. Undergraduate Prerequisites: (CASCS320 OR CASCS330 OR CASCS350) - Introduction to formal specification, analysis, and verification of computer system behavior. edu/perryd Twitter: @perrydBUCS Office: PSY228C (64 Cummington Mall) in the CS office in MCS138. Read the full terms of use. Differences between ART and DVM DVM (Dalvik Virtual Machine) is a virtual machine that used to be part of the Android OS and executed all the apps written for the OS. , Master Lecturer (see the staff page for contact information and office hours) Lectures MWF, 1:25-2:15 pm, KCB 101 Labs Students should attend the weekly lab session for which they are enrolled. edu Office hours: Monday evenings at 8:00 by Zoom, and before or after class Locations and times: • Tuesday, section A1 – CAS 306, 6:30 pm – 9:15 pm • Thursday, section A2 – CAS 306, 6:30 pm – 9:15 pm Assistants: • Tuesday, section Why Choose BU’s Master of Science in Computer Information Systems? MET TC 250 or MET CS 248 or MET OM 501. Recently, Echo came out with the new CS-501, replacing the CS-500 in their lineup, and it caught my eye. Undergraduate Prerequisites: (CASMA226 & CASPY355) or equivalent. Student-led paper presentations cover research from prominent Computer Graphics and Human Computer Interaction conferences. The purpose of this study was to clarify the incidence and location of bifid mandibular canals in an adult Turkish population to avoid cs-501-data-communication-dec-2014 cs-503-database-management-system-dec-2014 cs-504-computer-graphics-and-multimedia-dec-2014 cs-505-theory-of-computation-dec-2014 cs-501-data-communication-dec-2013 cs-502-operating-system-dec-2013 cs-503-database-management-system-dec-2013 cs-504-computer-graphics-and-multimedia-dec-2013 cs-505-theory-of American Studies majors and minors complete their program of study by undertaking a one- or two- semester (AM 501 and/or AM 502) senior project based on original research or criticism. Home; Piazza; CS @ BU; CS 591 A1 Data Systems Architectures. 0 has led to a shift from just consuming content toward and more. In Spring 2023: Mon 10:05-10:55, CCDS 701. - Covers practical skills in working with data and introduces a wide range of techniques that are commonly used in the analysis of data, such as clustering Geometric Algorithms (CS 132) in Fall 2010 Graduate Initiation Seminar (CS 697) in Spring 2018. Instructor: Wayne Snyder Email: waysnyder at gmail dot com Teaching Fellows: Wenda Qin (wdqin@bu. Critical Thinking; Digital/Multimedia Expression; Effective Fall 2022, this course fulfills a single unit in each of the following BU Hub areas: Digital/Multimedia Expression, Quantitative Reasoning II, Critical Thinking. BU e-resource access. Tech. For both students with no programming experience and those with a small amount of programming experience, this course will bring them up to speed and prepare them for graduate study in Computer Science. Undergraduate Prerequisites: CS111 (CS112 recommended); CS132 or MA242 (or EK103); CS237 or MA581 ( or EK381. Please contact the CAS Computer Science Access study documents, get answers to your study questions, and connect with real tutors for CS 501 : at Boston University. Some profs are better than others - I think that'll almost always be true. (RGPV May 2023) UNIT 2-Types of Finite Automata. Topics include secure software development processes, threat modeling, secure requirements and architectures, vulnerability and malware CAS CS 511. There are definitely professors who are passionate about teaching and go the extra mile Discussions of essays, fiction, and poetry, three special lectures on the stage, the music, and the visual arts of the Harlem Renaissance. The winners are then recommended by a faculty REA selection committee and approved by the entire BU/CS faculty. Emphasizes hands-on application of CAS CS 115: Academic Writing in Computer Science Undergraduate Prerequisites: CAS WR 120 or equivalent; CAS CS 111. Office Hours: Th 6 pm - 7 pm Location: PHO 403 (Glass door right outside the elevators) Plan and track work Code Review. Oral and/or Signed Communication; Research and Information Literacy; Credits: 4. cliao25@bu. This course covers the concepts of the object-oriented approach to software design and development using Python. Also offered as CAS CS 536. Artificial Intelligence is a very exciting topic, and the course should be fun and not too much of a struggle for you. of methods via programming. Lab: Th 02:00 pm-02:50 pm, 03:35 pm-04:25 pm. Effective Fall 2019, this course fulfills a single unit in each of the following BU Hub areas: Research and Information Literacy, Teamwork/Collaboration. Contribute to alexP-bu/CS-501-malware-course-public development by creating an account on GitHub. Section Instructor Location Schedule Notes; A1: Golbus: EPC 207: MWF A listing of all the course staff members. 1) For Σ = {a, b}, construct DFA’s that accept the sets consisting of i) All the strings with exactly one ‘a’. Sullivan, Ph. CAS CS 542 Machine Learning; ENG EC 503 Intro to Learning from Data; ENG EC/SE 523 Deep Learning; ENG ME/EC 514 Simulation; ENG SE/EC 524 Optimization Theory and Methods; ENG SE/EC 674 Optimization Theory and Methods II (PhD students only) ENG SE/EC 732 Combinatorial Optimization and Graph Algorithms; ENG SE/EC/ME 710 Dynamic Class Schedule. (a) Comparing situations 1 and 2, we can see I is the same at $90, but p 2 has fallen from $1 to $1 2. Topics include formal logical reasoning about computer programs and systems, automated and semi-automated verification, and algorithmic methodologies for COM CM 501: Design Strategy & Software Undergraduate Prerequisites: Sophomore standing. These topics are taught in CS 237. Piazza ; Discord ; Course GitHub ; Course Medium ; YouTube . Global Connections; Internship & Placement; News: Professor Jianliang Xu Named 2025 IEEE Fellow 9 Dec 2024 BCDA Students Develop Award-Winning App for MPF Investment at the FinTech Social Hackathon 2024 27 Dec 2024 Topics in Computer Science: Mobile Application Development CAS CS-501 Fall 2023 Syllabus Instructor Name: Ronald Czik Email: rec@bu. HW 2 - Fall 2022 CS 501. CAS PY 501 Mathematical Physics. *Based on 2024–2025 Boston University tuition and fees. Research Papers Mark Bun, Marco Gaboardi, Marcel Neunhoffer, and Wanrong Zhang. Ramesh Pallavoor Suresh. BU Hub Learn More. CAS PY 538 Interdisciplinary Methods for Quantitative Finance. Covers practical skills in machine learning including techniques for clustering, classification, regression, feature selection, and model compression. Graduate Prerequisites: MET TC 250 or MET CS 248 or MET OM 501. Instructor and Lecture. CAS CS 112 is recommended. intuitively. CAS PY 538 Interdisciplinary Methods for Quantitative this course fulfills a single unit in each of the following BU Hub areas: Writing-Intensive Course, Oral and/or Signed Communication, Research and Information Literacy. Sep 9 Overview assignment 00 Sep 11 Git - worksheet lab 00 Sep 16 Git Cont’d + Intro to DS - worksheet assignment 01. CAS CS 541. Using Encrypted / Signed Messaging One of the topics we’ll discuss this semester is computer and network security, including CS 505 -- Natural Language Processing Wayne Snyder Associate Professor of Computer Science Cell: 617 966 (2^10+41) Email: waysnyder@gmail. For more information, please see our bulletin. ) Mathematics (and Computer Science) CAS CS 111 Introduction to Computer Science Detailed information for: BU 501 This page contains technical data sheet, documents library and links to offering related to this product. This site uses Just the Docs, a documentation theme for Jekyll. edu. I was wondering what CS 501 (intro to malware) is like and how hard it is overall? What kind of math is involved in the course? Any advice is appreciated, thanks! CS 440 & CS 501 Data Science Hello, I’m a CS student who’s taking these two courses this semester but I’m a bit worried about the level of math that’s needed for both of them. Mnoho volných pokojů za skvělé ceny. Our internationally renowned CS faculty members strike a balance between Your fourth course should be a writing course: If you did not apply to BU with a TOEFL/IELTS score, you can take either: CAS WR 120 First-Year Writing Seminar. Q. CS 599 B1, Math for TCS: Spring 2022. I wanted to know if anyone can share information on how math intensive they are and how I could prepare for them. Topic for Fall 2023: Arctic Humanities. Syllabus. The textbook we use is also referred to as the "cow book" (see more details in the syllabus). CS 591 B1, Communication Complexity: Fall 2019. - Introduction to complex variables and residue calculus, asymptotic methods, and conformal mapping; integral transforms; ordinary and partial differential equations; non-linear equations Multiparty Computation with Low Communication, Computation and Interaction via Threshold FHE? Gilad Asharov1 ??, Abhishek Jain2, Adriana L opez-Alt3, Eran Tromer4 ???, Vinod Vaikuntanathan5 yand Daniel Wichs6 January 19, 2012 1 Bar-Ilan University 2 University of California Los Angeles (UCLA) 3 New York University (NYU) 4 Tel Aviv University 5 University HKBU-CS in the Media; Achievements; Newsletter; Videos; Student Life . Develops an understanding of the principles, knowledge, and skills in the practice of programming. Research and Information Literacy Undergraduate Prerequisites: CAS CS 108 or CAS CS 111; CAS CS 132 or CAS MA 242 or CAS MA 442. edu: How to Digitally Sign A Form. Times and Locations. edu), for example: given a bu email of ayush25@bu. First-Year Seminar: FY 101 (offered fall only, 1 unit) – Optional. No. PY106 covers some of the basic principles underlying the physics of everyday life, including electricity and magnetism, direct-current circuits, waves, optics, and modern physics. - Discusses the design of data systems that can address the modern challenges of managing and accessing large, ever-growing, diverse sets of data, often streaming from 👉RGPV Previous/Old Year Question Paper CS-501 Theory of Computation (B. Oral and/or Signed Communication; COM CM 215: Principles and Practices of Public Relations An introduction to the field of public relations: its theoretical origins, scope, and principles. Computer Science Department - Rutgers University Fall 2022 HW 2: Optimization 16:198:501 Problem 1: Momentum Methods and Descent Directions Consider a function 1 T x Qx − xT c. - Covers practical skills in working with data and introduces a wide range of techniques that are commonly used in the analysis of data, such as clustering Toggle navigation Menu CS 591 A1. edu) Office Hours: M 3:35-5:45pm CAS 201 (Osama) T 3-5pm (Wenda on Zoom) BU CS 506 Spring '22. Week of Sep 9 Lab 0GIT Instructions (to be done during your assigned lab) Lab 1. Related Courses You may wish to consider CAS CS 558 (o ered in the Spring), ENG EC 521 (o ered in the Fall), and CAS CS 501 B1 (o ered in the Fall). CS 501 Introduction to Programming 3. Chris Liao. Labs Lab 0. mth lyuhf kaelam bvyxv nmo uky wrz lpj rktfmdvdn wjnxym