List of Special Characters

It is possible to use special characters in the text painting and in the text of the diagram axis labels. This is done by using LaTeX tags. The following table contains a list of currently available characters.

Note: Which of those characters are correctly displayed depends on the font used by Qucs!

Small Greek letters

LaTeX tag	Unicode	Description
\alpha	0x03B1	alpha
\beta	0x03B2	beta
\gamma	0x03B3	gamma
\delta	0x03B4	delta
\epsilon	0x03B5	epsilon
\zeta	0x03B6	zeta
\eta	0x03B7	eta
\theta	0x03B8	theta
\iota	0x03B9	iota
\kappa	0x03BA	kappa
\lambda	0x03BB	lambda
\mu	0x03BC	mu
\textmu	0x00B5	mu
\nu	0x03BD	nu
\xi	0x03BE	xi
\pi	0x03C0	pi
\varpi	0x03D6	pi
\rho	0x03C1	rho
\varrho	0x03F1	rho
\sigma	0x03C3	sigma
\tau	0x03C4	tau
\upsilon	0x03C5	upsilon
\phi	0x03C6	phi
\chi	0x03C7	chi
\psi	0x03C8	psi
\omega	0x03C9	omega

Capital Greek letters

LaTeX tag	Unicode	Description
\Gamma	0x0393	Gamma
\Delta	0x0394	Delta
\Theta	0x0398	Theta
\Lambda	0x039B	Lambda
\Xi	0x039E	Xi
\Pi	0x03A0	Pi
\Sigma	0x03A3	Sigma
\Upsilon	0x03A5	Upsilon
\Phi	0x03A6	Phi
\Psi	0x03A8	Psi
\Omega	0x03A9	Omega

Mathematical symbols

LaTeX tag	Unicode	Description
\cdot	0x00B7	multiplication dot (centered dot)
\times	0x00D7	multiplication cross
\pm	0x00B1	plus minus sign
\mp	0x2213	minus plus sign
\partial	0x2202	partial differentiation symbol
\nabla	0x2207	nabla operator
\infty	0x221E	infinity symbol
\int	0x222B	integral symbol
\approx	0x2248	approximation symbol (waved equal sign)
\neq	0x2260	not equal sign
\in	0x220A	“contained in” symbol
\leq	0x2264	less-equal sign
\geq	0x2265	greater-equal sign
\sim	0x223C	(central european) proportional sign
\propto	0x221D	(american) proportional sign
\diameter	0x00F8	diameter sign (also sign for average)
\onehalf	0x00BD	one half
\onequarter	0x00BC	one quarter
\twosuperior	0x00B2	square (power of two)
\threesuperior	0x00B3	power of three
\ohm	0x03A9	unit for resistance (capital Greek omega)

back to the top