LEADER 01521oam 2200409 a 450 001 9910697186303321 005 20230902161847.0 035 $a(CKB)5470000002385046 035 $a(OCoLC)74262957 035 $a(EXLCZ)995470000002385046 100 $a20080513d2004 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aSpectral solution of the helmholtz and paraxial wave equations and classical diffraction formulae$b[electronic resource] /$fTimothy M. Pritchett 210 1$aAdelphi, MD :$cArmy Research Laboratory,$d[2004] 215 $a1 online resource (iv, 22 pages) $cillustrations 225 1 $aARL-TR ;$v3179 300 $aTitle from title screen (viewed on Dec. 21, 2010). 300 $a"March 2004." 320 $aIncludes bibliographical references (pages 18-19). 410 0$aARL-TR (Aberdeen Proving Ground, Md.) ;$v3179. 606 $aHelmholtz equation$xNumerical solutions 606 $aWaves$xDiffraction$xMathematical models 615 0$aHelmholtz equation$xNumerical solutions. 615 0$aWaves$xDiffraction$xMathematical models. 700 $aPritchett$b Timothy M$01396770 712 02$aU.S. Army Research Laboratory. 801 0$bDTICE 801 1$bDTICE 801 2$bGPO 906 $aBOOK 912 $a9910697186303321 996 $aSpectral solution of the helmholtz and paraxial wave equations and classical diffraction formulae$93495724 997 $aUNINA