This calculator can:
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Calculates arbitrary bracket arithmetic expressions in infix notation.
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Plotting a function given by an expression in infix notation with the variable x.
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In X, you can also substitute a number.
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Support the following operands:
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Unary plus*(+2)* and minus*(-2)*;
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Regular plus*(+)* and minus*(-)*;
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Multiplication*(*), division(/)* and remainder*(mod)*;
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Power*(^)* and Square Root - sqrt();
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Sine - sin(), Cosine - cos(), Tangent - tan();
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Arcsine - asin(), Arccosine - acos(), Arctangent - atan();
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Decimal logarithm - log(), Natural logarithm - ln();
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Brackets - () and X.
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Also multiply by x - 2x, or bracket - 2(2+2);
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Calculate monthly loan payments, credit term, maximum loan amount and total overpayment;
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Calculate accrued interest on the amount of your deposit, including compound interest, replenishments and withdrawals;
Before installation check dependencies
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Download project from repository;
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Open terminal and move to project;
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Type in terminal: make install;
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You can find the application on your Desktop or type also make open.
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Open the application from the Desktop;
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Enter an expression in the Input field or press the buttons below it;
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Press = or Enter key, your answer will instantly appear in Answer field;
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Press AC to clear Input field and Answer field or you can press C buttons beneath this field to clear only one field.
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Press > to see the graph of the functions;
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Enter the function in the Input field and press Update graph, your graph will be positioned on the set x-axis;
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Press D to set the default value(100, -100), also you can scale and move your graph;
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Press < to close the graph window.
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Press Credit button, then select the calculation and double-click it;
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Monthly payment allows you to calculate the monthly payment of a credit:
- Set the amount of credit, then set a term in months or years, set the interest rate and choose the type - annuity or differential, finally press Calculate and under the white line you will see a list of monthly payments for the whole term in months, total overpayment and fully paid amount;
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Credit term allows you to know the term of the potential loan:
- Set the amount of potentional credit, then set the monthly payment you want to pay and the interest rate, at the end press Calculate and under the white line you will see the term of loan, total overpayment and total payout;
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Maximum loan amount allows you to find out the maximum loan amount depending on the monthly payment:
- Set the monthly payment you want to pay, then specify the term of the loan in months or years, set the interest rate and finally press Calculate, under the white line you will see the total amount of loan that you can take, the total overpayment and the total payout.
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Press Deposit button to open deposit calculator;
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Set the amount of the potential deposit;
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Set the deposit term;
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Select the start date of the term;
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Select the type of interest rate, where:
- Fixed is a rate for whole term;
- Depends on the term is a rate that varies depending on the day of the deposit;
- Depends on the amount is a rate which varies depending on the amount on the deposit;
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Set the tax rate, the tax calculating according to the law of the Russian Federation from 2022;
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Select the periodicity of payments;
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Select capitalization, if necessary;
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You can add Replenishments and Withdrawals from the deposit:
- Press Add more button, then select the date of the transaction and its amount;
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At the end press Calculate, in the pop-up window you will see the accrued interest, the tax and the amount on deposit at the end of the term.
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Open terminal and move to project;
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Type in terminal: make uninstall;
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Move the project folder to trash.
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Clang
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GNU GCC
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Qt 6.2.3 framework
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OpenGL
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qmake6
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make
