Input: | An expression |
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Output: | The transformed expression. |
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Flags: | Exact mode must be set (flag |
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| Numeric mode must not be set (flag |
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| Radians mode must be set (flag |
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Example: | Replace tan(x) terms in the function: |
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| ( tan (x))2 |
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Command: | TAN2SC(TAN(X)^2) |
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Result: | (SIN(X)/COS(X))^2 |
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See also: | HALFTAN, TAN2CS2, TAN2SC2 |
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TAN2SC2 |
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Type: | Command |
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Description: | Replaces tan(x) terms in an expression with sin(2x)/1+cos(2x) terms. |
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Access: | PTRIG, Trigonometry, …ÑL |
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Input: | An expression |
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Output: | The transformed expression. |
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Flags: | Exact mode must be set (flag |
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| Numeric mode must not be set (flag |
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| Radians mode must be set (flag |
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| In previous versions of the CAS, if flag | |||
| terms with: 1 – cos(2x)/sin(2x). This action is now performed by the TAN2CS2 command. | |||
Example: | Replace tan(x) terms in the function: |
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| ( tan (x))2 |
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Command: | TAN2SC2(TAN(X)^2) |
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Result: | (SIN(2*X)/(1+COS(2*X)))^2 |
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See also: | HALFTAN, TAN2CS2, TAN2SC |
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TANH | Analytic function |
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Type: |
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Description: | Hyperbolic Tangent Analytic Function: Returns the hyperbolic tangent of the argument. | |||
| For complex arguments, |
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| tanh(x + iy) | sinh2x + isin2y |
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| cosh2x + cos2y |
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Access: | …ÑHYPERBOLIC TANH | (Ñis the | ||
| !´HYPERBOLIC TANH | ( ´is the | ||
Flags: | Numerical Results |
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Input/Output: |
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| Level 1/Argument 1 | Level 1/Item 1 | |
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| z | → | tanh z |
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| 'symb' | → | 'TANH(symb)' |
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See also: | ATANH, COSH, SINH |
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Full Command and Function Reference