Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 211f4b9b7ae03045f779500a518bb1b2928aacb6d053d8054b886344b829cd79:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^