Monotone and open mappings on manifolds. I
Monotone and open mappings on manifolds. I
Sufficient conditions are given for the existence of open mappings from a p. 1. manifold <inline-formula content-type="math/mathml"> <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="upper M Superscript m Baseline comma m greater-than-or-slanted-equals 3"> <mml:semantics> <mml:mrow> <mml:mrow class="MJX-TeXAtom-ORD"> <mml:msup> <mml:mi>M</mml:mi> <mml:mi>m</mml:mi> </mml:msup> </mml:mrow> <mml:mo>,</mml:mo> <mml:mi>m</mml:mi> <mml:mo>⩾<!-- ⩾ --></mml:mo> <mml:mn>3</mml:mn> </mml:mrow> <mml:annotation encoding="application/x-tex">{M^m},m \geqslant 3</mml:annotation> </mml:semantics> </mml:math> …