Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c81a971259bf36ced023c73ea6206032f1a82d333ecc5e83307e1836407c94d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^