11 questions linked to/from Mathematica Sec and Csc
3k views

### Is there a way to rewrite integrals in Mathematica using u substitution?

In Mathematica, can I give it an integral and a few substitution rules and have it rewrite the integral in terms of those variables?
778 views

### Display Log with desired notation in output

I wish to display logarithms with different bases in the single-term rather than numerator/denominator form during output: ...
2k views

### Replacing Tan[x] with Sin[x]/Cos[x]

Why doesn't this work? (1 - Tan[x])/(Sin[x] - Cos[x]) /. Tan[x] -> Sin[x]/Cos[x] I get back: ...
169 views

### Forcing Mathematica to Output $1/\sqrt2$ as $\sqrt2/2$

I am trying to force Mathematica to output $\frac{1}{\sqrt2}$ as $\frac{\sqrt2}{2}$. I tried: {1, Sqrt[2]}*Sqrt[2] Which outputs: ...
5k views

### How to simplify 1 - Cos[2x] to 2 Sin[x]^2?

I want to reduce all Cos[2 x] to 1 - 2Sin[x]^2, it seems Mathematica will always simplify ...
331 views

### Transforming expressions in terms of Csc and Sec to expressions in terms of Sin and Cos [duplicate]

I am writing a code to compute some matrix quantities. The result involves Sec andCsc functions, and I want a form displayng ...
324 views

### How do I prevent exponents from being expanded when displaying text

I have a power of 2 in a list, and I want it to show as $2^{31}$ (2 with exponent 31), not 2147483648. I've tried this: ...
239 views

### Substitution in trigonometric expressions to remove secant and cosecant functions

I manipulate equations which are trigonometric equations in mechanics. In theses equations, the custom is to use only Cos, Sin and Tan functions and not the secant and cosecant functions. To prevent ...
49 views

### Simplify Trigonometric Expressions so that they no longer contain specific Trigonometric Ratios [duplicate]

I want to simplify the following Trigonometric expression so that it no longer contains Tan[a] and Cot[a]. How can I do that? <...