The general solutions for the harmonic oscillator differential equation fall into four general categories: 1) Undamped: [math]x(t) = Ae^{i\omega t}[/math] This is a free-running sinusoidal oscillation that doesn't change over time.
Key Facts. 1  Itâs normal to have mild cramps during your period. 2  Menstrual cramps often start 1-2 days after your period begins. 3  If your cramps donât get better with over-the-counter medicine, you should see your health care provider.
Are women supposed to get cramps before period, if so how soon before period should i be getting cramps. I have a period scheduled on friday, but I still haven't had any cramps. I am wondering if lack of cramps means I'm pregnant.Add your answer.re women supposed to get cramps before period, if so how soon before period should i be getting cramps. I have a period scheduled on friday, but I still haven't had any cramps. I am wondering if lack of cramps means I'm pregnant. Add your answer.