Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2422f3a05ecbf4f4ef1076ce1022f80666f23f9eca4f42d31ec443e6efcb9289:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^