Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1bdad7882990a63f5a5cabdab58847a154c1384d4034af2de4633fa48f6be95f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^