Second Derivative
Second Derivative Free Eighteenth Order Convergent Method for Solving Non-Linear Equations
... In this paper, the Eighteenth Order Convergent Method (EOCM) developed by Vatti et.al is considered and this method is further studied without the presence of second derivative. It is shown that this method ...
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Second Derivative Generalized Backward Differentiation Formulae for Solving Stiff Problems
... The second derivative generalized backward differentia- tion formulae (SDGBDF) have been introduced in section (4). This class of methods is A v,k−v -stable and 0 v,k−v - stable with (v, k-v)-boundary ...
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SECOND DERIVATIVE SPECTROPHOTOMETRIC METHOD FOR SIMULTANEOUS DETERMINATION OF DOXYLAMINE SUCCINATE AND PYRIDOXINE HCL IN PHARMACEUTICAL FORMULATIONS.
... and second derivative spectra[s] showed zero crossing points in methanol solvent and their absorbance were considerably better, but the second derivative method was selected because the ...
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L Stable Block Hybrid Second Derivative Algorithm for Parabolic Partial Differential Equations
... hybrid second derivative algorithm (BHSDA) is provided by a continuous second derivative method that is defined for all values of the independent variable and applied to parabolic partial ...
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Determination of nonylphenol polyethoxylates in water samples of microbial degradation by second derivative ultraviolet spectrum
... of derivative UV spectrum of second derivative of ...The Second derivative UV spectrums in NPEOs standard solution and in NPEOs-negative solution respectively were shown in ...exist ...
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Validation of second derivative spectrophotometry method for determination of isoniazide, pyrazinamide and rifampicin in combined pharmaceutical doses form
... first derivative absorbance spectrum of each solution ...the second derivative ...each derivative is done by observing aertain wavelengths where absorption of a single two compounds provide a ...
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The Equilibrium of Fractional Derivative and Second Derivative: The Mechanics of a Power Law Visco Elastic Solid
... fractional derivative corres- ponds to a force applied to the solid ...the second derivative corresponds to acceleration of the solid’s centre of mass, and therefore to the inertial ...
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Estimation of Cardiovascular Aging in Healthy and Diabetic Subjects Using Second Derivative Photoplethysmographic Signals
... Fig 1. Illustration of a typical PPG and SDPPG waveform. (a) Raw photoplethysmogram and (b) its second derivative. S = starting point of systole; P = peak of percussion wave; T = tidal wave; C = Incisura ...
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SECOND DERIVATIVE SPECTROPHOTOMETRIC METHOD FOR THE ESTIMATION OF RIFAMPICIN AND PIPERINE IN THEIR COMBINED DOSAGE FORM
... effective Second derivative spectrophotometric zero crossing point method for the simultaneous determination of Rifampicin and Piperine in combined capsule dosage ...of Second derivative data ...
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Application of A Second Derivative Multi-Step Method to Numerical Solution of Volterra Integral Equation of Second Kind
... y that from the point of view of calculations may be equivalent to the calculation of the function K x z y ( , , ) . However, taking into account possibility of contemporary computers, some times we can neglect the ...
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An Improved CSPM Approach for Accurate Second Derivative Approximations with SPH
... The methods described in Sections 3.1, 3.2 and 4 are more accurate, but also computationally more expensive than (11). Therefore, if the available computa- tion time is limited, (11) is the approximation to go for. Also, ...
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Seventh-order iterative algorithm free from second derivative for solving algebraic nonlinear equations
... In this paper, we introduce an iterative algorithm free from second derivative for solving algebraic nonlinear equations. The analysis of convergence shows that this iterative algorithm has seventh-order ...
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High order second derivative methods with Runge--Kutta stability for the numerical solution of stiff ODEs
... framework for the traditional methods, like Runge–Kutta methods, linear multistep methods, predictor–corrector methods and hybrid methods, have been extended to the second derivative general linear methods ...
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Proficiency of Second Derivative Schemes for the Numerical Solution of Stiff Systems
... a second derivative method for the solution of stiff first order initial value problems of ordinary differential equations using method of interpolation and collocation of polynomial approximate ...
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Accelerations for global optimization methods that use second derivative information
... Better utilization of first and second derivative information is attained by combining both global aspects of curvature and local aspects nearthe global optimum.. The basis of the result[r] ...
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Second Derivative Differential Electrolytic Potentiometry for Oxidation – Reduction Reactions
... the second derivative potential differences ( ) between them, which produces a sharp symmetrical positive peak followed by a sharp negative peak, the end-point determined at the intercept point of the line ...
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Second Derivative Free Newton’s Method
... He has nearly above 11 years of teaching experience and his research interest includes developing numerical methods for solving nonlinear equation, system of linear and nonlinear equa[r] ...
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APPLICATION OF SECOND VERTICAL DERIVATIVE ANALYTICAL METHOD TO BOUGUER DATA FOR THE PURPOSE OF DELINEATION OF LITHOLOGICAL BOUNDARIES
... The second vertical derivative method of analytical regional – residual separation was applied to the available reduced data of the study area in order to calculate the second vertical ...
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Simultaneous spectrophotometric estimation of Aceclofenac and Thiocolchicoside by second order derivative method in combined dosage form
... The second order derivative spectrum was obtained by using derivative mode by UV probe ...the second derivative spectrum was measured at ...
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Simultaneous spectrophotometric estimation of Paracetamol and Aceclofenac by second order derivative method in combined dosage form
... The second order derivative spectrum was obtained by using derivative mode by UV probe ...the second derivative spectrum was measured at 224 ...
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