Name: pendulum Independent Variable: t Constants: {} Values: {} Parameters: {g,b,L,m} Default values: {9.81,0.0,1.0,1.0} Variables: {theta,v} DefaultICs: {-0.01+Pi,0.0} DefaultHistory: {0,0} Expressions: Expressions (equation list): {} Vector field: v -m^(-1)*v*L^(-2)*b-sin(theta)*g*L^(-1) Functions: energy=-m*g*L*cos(theta)+1/2*m*v^2*L^2 IsDelay: false HasNonconstantDelay: false IsAutonomous: true HasPi: true