{"product_id":"9780898714098-pltmg-a-software-package-for-solving-elliptic-partial-differential-equations","title":"PLTMG:  a Software Package for Solving Elliptic Partial Differential Equations","description":"\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"Content-Type\"\u003e\u003cp\u003e\u003cspan\u003eUsers' Guide 8.0\u003cbr\u003eIntended mainly for use as a reference manual, this third edition encompasses all the improvements of the newest version of the PLTMG software package.\u003cbr\u003eIntended mainly for use as a reference manual, this third edition encompasses all the improvements of the newest version of the PLTMG software package, including the following:\u003cul\u003e\n\u003cli\u003eThe data structures defining the domain (triangulation and skeleton) have been simplified; more general boundary conditions are allowed.\u003c\/li\u003e\n\u003cli\u003eThe internal data structure (triangle tree) has been replaced by a simple triangulation; the adaptive algorithms have been revised to use this simple data structure.\u003c\/li\u003e\n\u003cli\u003eThe linear equations solvers are multigraph methods, which are simple ILU factorizations with strong connections to the hierarchical basis multigrid method.\u003c\/li\u003e\n\u003cli\u003eThe graphics packages have been improved and now include expanded options.\u003c\/li\u003e\n\u003cli\u003eThe test driver has a new X-Windows gui option.\u003c\/li\u003e\n\u003cli\u003e\u003cul\u003e\u003c\/ul\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Rarewaves","offers":[{"title":"Default Title","offer_id":58287696380278,"sku":"9780898714098","price":55.46,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/www.rarewaves.com\/products\/9780898714098-pltmg-a-software-package-for-solving-elliptic-partial-differential-equations","provider":"Rarewaves.com","version":"1.0","type":"link"}