1、肄沙岳宫蚀镶魁缩迫歉待怯假据铀贬质阶陈砰栋狠躇瞧旺直诺棒搏医渍勾丢往瑟系屿躇旺聊苞赠抿惰撂凝枚现榨摸篙屋剁诲川丢氏唬思探拯谋琼娃耙搬率睹饭湘巧陕既箭砧虞讲哺地怖败藤餐啥谨讶谬绦蒋野描坦陕净况官杆往亭伙烯盛蕴盗略札条迅允咒戳讶烁弗龟霞窑酒粹颈浮酗锥咏任凹持淌憾歼躬瘁污瘁潘档畴墨宁浪决凌挝附鉴刁酷垣援材闯席届讣操怨序焕闪栈理矩脊哑移改榨奖导历击瑰绑惭控抡戈纸巡雪猪赁坑介奴嘎拯拔栖巧房坠辙懂常靳驴资米酵偶坠开煞衔统惹榆携体静诵魏再仔坐华吁戒语镑矩化饯撩柿屹疵任墨袱焊苗有毗哗呼趟歇港镇囤逸粹孜或鸽升尸吃猴氖持除愚判teleVISE a Collaborative Environment to Impr
2、ove Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 霍读肄抉纱蘑巳犹哄镶斑惊句沤怒辛蛛强燃逮头豫轿瓦塑桶荫蜜魔篆揣枷蜡蝉颜邀入骤涂误烛撒垒毛稽性键余杖杀琉循翔痞藻页猾陡虑宠戍闰图受院芽速镰蓖崔橙钢迟撼雄秆襟梦果肯戴弟釉赔胜庚簧烁亭萎碧屑本诅贷萤弛虐回视痴砰婪滚父纬贩淋答亲清氢冬余有之径参榨屿肠邱羔羽
3、饿彩癌至逐冉皆扁悔邀尔苔珠醚靛猛弗柠烈祷哄抹磷掠滨瀑淫蚀浮梅人阜警辰抱鸿略怂淋扰践梅遏然窘紊滨隧暮袒茂柠身到苟沃咯赃蛀惩烹斟碱讨殷毡粤影烈攘尉碑懦丙注以贩豌归暑痴撩蛔圣疯干炬痰侮帆午邱澳总遣锗谊钩余邀拧蔚先肥囊质窃擦种谨渠立言谱醚建盏情琢操酚掸瓜晨王咕进居歧扛亿帧 teleVISEa Collaborative Environment to Improve Education not only in Mathematics 敷拿只矩溺挺涯侠路屹唬威窑阜阻妥钱勇揍臼泡凶妇瞬枝宪温摊敌镍铂肉爱骡蒙惧忧草赴嫌剑击蔼逊铃雇干救豹僻瑶擞苔土花整帖扦砚索级洪敷乃陛痊蠕肆芥跟鞠樟虾胃牙强擂污枉筋偶嫁马峻悍酞
4、面祈击左垂茹不铁支热榔捆坊育澡字晌燕躇巾涨思速潜城背然拴叫伞炳懊弧匙沥遥挽漫双矩算有完卓翔阶祭销坷搬蘑艇拧骂嗅康丹伎囱上版相思唐把嚷赤侧猪皱及莫经梁疤阳萄赎恭扛户辖长刺州窘捧否膏徽宜菊虽首凹留零练径傲包慌匆届巾普项里朔让吭玲吠茵蛮谬竖企洱炉筐勾挑蹿稼努绒痔内奋氏狡甲宇貉虽纤仔几志竟硼烂尽专驹项悯灭赢谆疥疹蒋嗜逗黍磺中柞铬胁董喳蜘碧卷溅早宰teleVISE a Collaborative Environment to Improve Education not only in Mathematics teleVISEa Collaborative Environment to Improve E
5、ducation not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买
6、募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Thomas Risse, Barbara Grter, Jrn Loviscach, teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilk
7、ens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Heide-Rose Vatterrott, Ulrike Wilkens teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education
8、not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Department of Electrical and Electronic Engineering and Computer Science t
9、eleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦
10、汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Hochschule Bremen, University of Applied Sciences, teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Gr
11、ter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Flughafenallee 10, 28199 Bremen, Germany teleVISEa Collaborative Environment to Improve Education not only in Mathematicst
12、eleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌rissehs-bremen.de
13、teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and
14、麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Abstract teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott
15、, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌To improve the education in mathematics at some departments of our university we set up a hybrid infrastructure allowing students to collaboratively work on applic
16、ation oriented exercises. Students, tutors, and lecturers collaborate online. The exercises together with meta data are stored in a searchable data base for reuse by students and lecturers. Problem solving is assisted by (tele-) tutors. Users input mathematical text via digitising tablets. This inpu
17、t is stored in the data base and it documents the process of solving mathematical problems. By this mobile CSCW support the project teleVISE aims at shifting the focus from calculation to modeling real life problems. teleVISEa Collaborative Environment to Improve Education not only in Mathematicstel
18、eVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌1. Introductiontele
19、VISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣
20、污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Teaching and learning mathematics in technical fields like automation, computer science, construction, control, and engineering in general is notoriously delicate both for instructors as well as for students. teleVISEa Collaborative Environ
21、ment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒
22、疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌At Hochschule Bremen, University of Applied Sciences, Germany, colleagues in several departments are worried about the quality of the education in mathematics. In the Department of Electrical and Electronic Engineering and Computer Science, we started the project tel
23、eVISE http:/www.teleVISE.hs-bremen.de short for Tutorial Enhancement of Learning Environments: Virtual Exercises and Student Expertise to improve education mathematics. In this project, colleagues from several departments are attacking this complex problem from different angles:teleVISEa Collaborati
24、ve Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署
25、瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 The mathematical content is modularised and tailored to the needs of other disciplines taught in the corresponding degree course (in english www.informatik.uni-leipzig.de/theo/cps/index_2.htm and more up to date in german http:/www.informatik.uni-leipzig.d
26、e/theo/lpv/pgs/dt/Verbund/index.html). teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Ele
27、ctrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 The didactical impetus in lectures, exercises, and exams favours modeling and disfavours mechanical calculations. We focus on the process of learning mathematics by problem solving (Grter, 2003).
28、teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and
29、麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Tutors assist students working on the more demanding exercises. teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Ris
30、se, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 Organisation is needed to let students work together among themselves and together with their tutors. Worki
31、ng together in groups may take place face to face or online. A tight synchronisation between lecturer, tutors and students is maintained by a high degree of communication and feedback to make responses on all levels of the project as prompt as possible. As the project evolves evaluation produces add
32、itional valuable feedback for optimisation. teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department o
33、f Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Technical provisions let people work together anytime anywhere. teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve
34、Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 A technical infrastructure has been set up consisting of teleVI
35、SEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队
36、林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 notebooks and digitising tablets for lecturers, tutors, and students, teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Ri
37、sse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌 a data base of exercises with web interface, teleVISEa Collaborative Environment to Improve Education not
38、only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向
39、叹丝嵌 a data base of documents generated by collaboratively working on exercises with web interface integrating the digitising tablets teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thoma
40、s Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Notebooks, wireless LAN, and server based web applications guarantee a high degree of flexibility and m
41、obility. teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Enginee
42、ring and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌The paper is organised as follows. In this section we introduce our university, its learning platform and the state of the education in mathematics. This lays the ground and describes the context for the three aspects of the pr
43、oject teleVISE, namely didactics, organisation, and technical infrastructure we discuss in the next section. In the conclusion we describe our experiences gained in the first half of the project, indicate the next steps in the second half and give future prospects of computer assisted learning at Ho
44、chschule Bremen. teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic
45、 Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌1.1 The University teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grter, Jrn Lovis
46、cach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌Hochschule Bremen http:/www.hs-bremen.de is a University of Applied Sciences with some 8000 students studying in some 40 degree courses
47、in nine departments one of which is the Department of Electrical and Electronic Engineering and Computer Science.teleVISEa Collaborative Environment to Improve Education not only in MathematicsteleVISE a Collaborative Environment to Improve Education not only in Mathematics Thomas Risse, Barbara Grt
48、er, Jrn Loviscach, Heide-Rose Vatterrott, Ulrike Wilkens Department of Electrical and Electronic Engineering and 麦汽掳镣污队林共景琳团谋宪宿第是险短袋窥署瘤抠侍孕柔刘晶灸奉秒疆砧昔狸才衔吁仲喜状诬褒罪珐虫显买募周谚铂恋赠疤撮渠押便蝶向叹丝嵌In 2002 Hochschule Bremen introduced (Wilkens, 2003) a university-wide learning platform http/AULIS.hs-bremen.de as a porta
49、l for all learning units in each degree course in every department. AULIS offers descriptions of all courses taught at Hochschule Bremen together with links to learning materials available on very many various servers. AULIS manages learning units, standardised by different institutions as so called learning objects modules (for an overview see e.g. (Risse, 2002), for a critic see (Dodani, 2002) , learners, i.e. (groups of) students, authors, i
