Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67b6b84c90e96fc7a79b048826dd4cdb4f761656e664c5a8020929feaf5dd089:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^