William

Last seen: 2 jours il y a | Actif depuis 2012

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Semi-retired physicist with interests in numerical modeling and mathematics.

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Even Logic. Instant Results
Write a MATLAB function isEven(n) that takes an integer n as input and returns true if the number is even, and false if it is od...

3 jours il y a

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Matrix Column Standardizer
Write a function scaled_mat = standardize_columns(A) that standardizes each column of a 2D matrix A using z-score normalization....

9 jours il y a

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Count Even Numbers
Write a function count = count_evens(vec) that takes a 1D array (vector) of numbers vec and returns the total count of even numb...

9 jours il y a

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Compute the comma transform of an integer sequence
Consider the sequence formed by the multiples of 19: 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228,… A new sequence ca...

23 jours il y a

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Geometry time 6!(Extremely hard)
We have two circles. One small(C1) that is inside a bigger one (C2). C1 has a radius R1 and C2 has a radius R2. C1 is internally...

30 jours il y a

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Calculate integrals using numerical methods 3.
Now let's compare the 2 previous rules. Using the "Simpson 1/3" rule and the trapezoidal rule, NOT THE SIMPLE ONES, calculate th...

30 jours il y a

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Calculate integrals using numerical methods 1.
Calculate the following intergral using the SIMPLE "Simpson 1/3" rule: Further explanation: a is the upper limit of the inte...

30 jours il y a

A résolu

Calculate integrals using numerical methods 2.
Calculate the following integral(I) using the SIMPLE(thus n =1) trapezoidal rule: The llimits(a,b) of the integral will be gi...

30 jours il y a

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Check if an FAA N-Number is Valid
An N-number is a unique registration assigned by the Federal Aviation Administration (FAA) to every civil aircraft operating in ...

environ un mois il y a

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Write a function that gives the ReLU of the input.
The ReLU function is given by, In here, x input can be a scalar, vector or a matrix.

environ un mois il y a

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Check Bidirectional Requirement Traceability
Bidirectional traceability ensures that a relationship recorded from a requirement to an architecture element is also reflected ...

environ un mois il y a

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Calculate Architecture Option Score
System architects often compare multiple architecture candidates against several evaluation criteria. Given a matrix containing...

environ un mois il y a

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Evaluate Requirement Test Results
During system verification, measured values are compared against requirement limits. Given a set of measured results and corres...

environ un mois il y a

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Calculate Verification Coverage
Before a system can be verified, each applicable requirement should have an associated verification activity. Given the total n...

environ un mois il y a

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Calculate Availability of a Redundant Pair
Redundancy can improve system availability by allowing the system to continue operating when one of two independent components f...

environ un mois il y a

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Calculate Series System Availability
Consider a system in which every component must operate successfully for the complete system to function. Given the individual ...

environ un mois il y a

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Count System Architecture Interfaces
An architecture can be represented using a connectivity matrix. Each row and column represents a system element, while a value o...

environ un mois il y a

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Count Active Architecture Elements
A system architecture may contain several elements, but not all elements are active in a particular configuration. Given a logi...

environ un mois il y a

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Calculate Requirement Traceability Coverage
Traceability helps ensure that system requirements are connected to downstream engineering artifacts such as architecture elemen...

environ un mois il y a

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Find Unallocated Requirements
During system development, requirements are allocated to system elements such as sensors, controllers, actuators, or software co...

environ un mois il y a

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Calculate Requirement Margin
Engineering requirements often specify a limit, while the actual system performance may be better or worse than that limit. Giv...

environ un mois il y a

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Check Requirement Compliance
A system requirement specifies a maximum allowable value for a system parameter.Given a set of measured values and the correspon...

environ un mois il y a

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Geometry time 4!(Medium to hard)
Given the rectangle below you are requested to calculate its area(A) while the length of AE, BE and CE is given. Further explan...

environ un mois il y a

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Geometry time 5! (Hard)
In the following shape you are requested to find the radius of the circle(r): Further explanation: 1) ABCD and pink shape are...

environ un mois il y a

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Swap the column given with another one!
We have a random sized matrix A. You have to change the nth column with the kth column. The result must be a matrix B. For exam...

environ un mois il y a

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Not yet geometry(square, rectangle and trapezium)
Type the formula of the area of a square(Asq) of side(a), a rectangle(Arec) of length(l) and width(w) and of a trapezium(Atr) of...

environ 2 mois il y a

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Not yet geometry(Circles)
Type the formula of the area(Ac) of a circle with radius r and a sector of a circle(As) with radius r and angle theta in rads. ...

environ 2 mois il y a

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Almost done with the "tutorial"(Perimeter of a circle)
Find the perimeter of a circle(P) if radius r is given.

environ 2 mois il y a

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Not yet geometry(equilateral triangle)
Type the formula of the area(A) of an equilateral triangle with a side of a. Tip: As a string.

environ 2 mois il y a

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Not yet geometry(triangles)
Write the formula of the area of a triangle(A) that has a height of h and a base of b. Tip: Write the formula as a string.

environ 2 mois il y a

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