Examples of using Mathbb in English and their translations into French
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whose second-order part consists of every subset of N{\displaystyle\mathbb{N.
Thus every closed geodesic on M gives rise to an infinite sequence of critical points of the energy E. On the unit sphere S n⊂ R n+ 1{\displaystyle S^{n}\subset\mathbb{R}^{n+1}} with the standard round Riemannian metric, every great circle is an example of a closed geodesic.
H( V)⟶ U( H){\displaystyle\ rho:\mathbb{H}(V)\longrightarrow U({\mathcal{H}})}
Surprising topological properties of\mathbb Q the field of rationals.
Let ω be a non-principal ultrafilter on N{\displaystyle\mathbb{N.
Suppose we represent a system by an operator H{\displaystyle\mathbb{H.
The set of all rational numbers\mathbb Q is a group for multiplication.
What's more,\mathbb Q is also a group for the operation.
The set Q{\displaystyle\mathbb{Q}} of rationals is an Fσ set.
Consider the real line R{\displaystyle\mathbb{R}} with its usual Borel topology.
The set of irrational numbers\mathbb I is not countable, meaning nearly all real numbers are irrational.
The integers Z{\displaystyle\mathbb{Z}} under addition, again with the discrete topology.
The domain of discourse is the set N{\displaystyle\mathbb{N}} of natural numbers.
in\mathbb R is nothing more than the difference b-a.
This group is isomorphic to( R,+){\displaystyle(\mathbb{R},+)} by the exponential map.
Hilbert schemes parametrize closed subschemes of P n{\displaystyle\mathbb{P}^{n}} with prescribed Hilbert polynomial.
A negligible set in\mathbb R is contained in a sequence of intervals of which the total length is arbitrarily small.
Suppose C{\displaystyle C} is a non-empty convex subset of R N{\displaystyle\mathbb{R}^{N.
This space noted C^{\displaystyle{\hat{\mathbb{C}}}} is isomorphic to the Riemann sphere.
In 1841 he generalized his arithmetic progressions theorem from integers to the ring of Gaussian integers Z{\displaystyle\mathbb{Z.