public PS Tongvoi1so(PS t2) { PS t = new PS(); t.ts = this.ts * 1 + this.ms * t2.ts; t.ms = this.ms * 1; return(t.Rutgon()); }
public PS Hieu(PS t2) { PS t = new PS(); t.ts = this.ts * t2.ms - this.ms * t2.ts; t.ms = this.ms * t2.ms; return(t.Rutgon()); }
public static PS operator -(PS t1, PS t2) { PS t = new PS(); t.ts = t1.ts * t2.ms - t1.ms * t2.ts; t.ms = t1.ms * t2.ms; return(t.Rutgon()); }
public PS Tong(PS t2) { PS t = new PS(); t.ts = this.ts * t2.ms + this.ms * t2.ts; t.ms = this.ms * t2.ms; return(t.Rutgon()); }