Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f73f29f2877811f1c6e3893cbdc4a7da9761f5757b921e2ed42d6cf70fd19c0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^