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AIEDU
2008
76views more  AIEDU 2008»
15 years 4 months ago
A System that Facilitates Diverse Thinking in Problem Posing
Problem posing is identified as an important activity in mathematics education. In problem posing, it is important but difficult for learners to generate diverse problems. In this ...
Kazuaki Kojima, Kazuhisa Miwa
DISOPT
2007
93views more  DISOPT 2007»
15 years 4 months ago
A polynomial time equivalence between DNA sequencing and the exact perfect matching problem
We investigate the computational complexity of a combinatorial problem that arises in DNA sequencing by hybridization: The input consists of an integer together with a set S of wo...
Jacek Blazewicz, Piotr Formanowicz, Marta Kasprzak...
FLAIRS
2010
15 years 5 months ago
Problem Solving by English Learners and English Primary Students in an Algebra Readiness ITS
Problem solving was compared for English Learners and English Primary students who had used AnimalWatch, an algebra-readiness ITS. Data records for word problems solved by student...
Federico Cirett, Carole R. Beal
ICALP
2009
Springer
16 years 4 months ago
The Ehrenfeucht-Silberger Problem
We consider repetitions in words and solve a longstanding open problem about the relation between the period and the length of its longest unbordered factor. A word u is called bor...
Stepan Holub, Dirk Nowotka
IPPS
2007
IEEE
15 years 10 months ago
Code Compression and Decompression for Instruction Cell Based Reconfigurable Systems
Code compression has been applied to embedded systems to minimize the silicon area utilized for program memories, and lower the power consumption. More recently, it has become a n...
Nazish Aslam, Mark Milward, Ioannis Nousias, Tughr...